If you're saying how many of these game already have PC ports, there are quite a few.

- Okami HD has a PC port and is currently sold on Steam.
Link: https://store.steampowered.com/app/587620/OKAMI_HD/

- Devil May Cry 1-3 are sold as part of the Devil May Cry HD Collection on Steam.
Link: https://store.steampowered.com/app/631510/

- The Last Remnant got its PC release a year after it was released on Xbox 360.
Link: https://en.wikipedia.org/wiki/The_Last_Remnant

- Nier: Automata was released on PC a month or so after it was released on PS4 (also currently sold on Steam).
Link: [url=https://en.wikipedia.org/wiki/Nier:_Automata]https://en.wikipedia.org/wiki/Nier:_Automata[/url]

- Several FInal Fantasy games.
Check on Steam for ports of other FF games > link: https://store.steampowered.com/search/?term=final+fantasy

E.g. Lightning Returns: Final Fantasy XIII got its port a year after it was released on PS3.
Link: [url=https://en.wikipedia.org/wiki/Lightning_Returns:_Final_Fantasy_XIII]https://en.wikipedia.org/wiki/Lightning_Returns:_Final_Fantasy_XIII[/url]

- Bayonetta has its PC port sold on Steam.
Link: https://store.steampowered.com/app/460790/Bayonetta/

And probably many others I'm not aware of.

Klonoa: Empire Of Dreams (GBA)
>>Gameplay

Klonoa 2: Dream Champ Tournament (GBA)
>>Gameplay

Tales Adventure (Game Gear)
>>Gameplay

Odin Sphere (PS2)
>>Gameplay

Make sure to link to the wishlist (if an entry doesn't already exist, create one) and please take the time to cast your vote for the games that interest you. It'd be helpful if you specify console of origin and it couldn't hurt to include gameplay footage or other info for people unfamiliar with your selections.

The list so far:

8-bit

Adventures Of Lolo (NES)
Adventures Of Lolo 2 (NES)
Adventures Of Lolo 3 (NES)
Astyanax (NES)
Azure Dreams (GBC)
Battle Kid: Fortress Of Peril (NES)
Battle Kid 2: Mountain Of Torment (NES)
The Battle Of Olympus (NES)
Battle OutRun (SMS)
Bionic Commando (NES)
Blaster Master (NES)
A Boy And His Blob: Trouble On Blobolonia (NES)
Bucky O'Hare (NES)
Castlevania (NES)
Castlevania II: Simon's Quest (NES)
Castlevania III: Dracula's Curse (NES)
Chip 'N Dale: Rescue Rangers (NES)
Chip 'N Dale: Rescue Rangers 2 (NES)
Chocobo's Dungeon (WS)
Clash At Demonhead (NES)
Cocoron (NES)
Conquest Of The Crystal Palace (NES)
Contra (NES)
Contra Force (NES)
Cowboy Kid (NES)
Crystalis (NES)
The Cyber Shinobi (SMS)
Darkwing Duck (NES)
DuckTales (NES)
DuckTales 2 (NES)
Faxanadu (NES)
Felix The Cat (NES)
Final Fantasy (NES)
Final Fantasy Adventure (GB)
Final Fantasy II (NES)
Final Fantasy III (NES)
The Final Fantasy Legend (GB)
Final Fantasy Legend II (GB)
Final Fantasy Legend III (GB)
Fire 'N Ice (NES)
Gargoyle's Quest (GB)
Gargoyle's Quest II (NES)
G.I. Joe (NES)
G.I. Joe: The Atlantis Factor (NES)
Gremlins 2: The New Batch (NES)
The Guardian Legend (NES)
Guerilla War (NES)
Gun Smoke (NES)
Hataraku Chocobo (WSC)
Holy Diver (NES)
Journey To Silius (NES)
Kabuki: Quantum Fighter (NES)
Kick Master (NES)
Kickle Cubicle (NES)
The Krion Conquest (NES)
Little Nemo: The Dream Master (NES)
Little Samson (NES)
Low G Man (NES)
The Magic Of Scheherazade (NES)
Mega Man (NES)
Mega Man 2 (NES)
Mega Man 3 (NES)
Mega Man 4 (NES)
Mega Man 5 (NES)
Mega Man 6 (NES)
Metal Gear (MSX2)
Metal Gear 2: Solid Snake (MSX2)
Metal Storm (NES)
Micro Machines (NES)
Monster Party (NES)
Moon Crystal (NES)
Moon Patrol (Atari)
Mr. Gimmick! (NES)
Nightshade (NES)
Ninja Gaiden (NES)
Ninja Gaiden II: The Dark Sword Of Chaos (NES)
Ninja Gaiden III: The Ancient Ship Of Doom (NES)
OutRun (SMS)
OutRun 3-D (SMS)
OutRun Europa (SMS)
Panic Restaurant (NES)
Power Blade (NES)
Power Blade 2 (NES)
Princess Tomato In The Salad Kingdom (NES)
R.C. Pro-Am (NES)
R.C. Pro-Am II (NES)
River City Ransom (NES)
Rockin' Kats (NES)
Rygar (NES)
Shadow Of The Ninja (NES)
Shatterhand (NES)
Shinobi (GG)
Shinobi (SMS)
Shinobi II: The Silent Fury (GG)
Solomon's Key (NES)
Solstice: The Quest For The Staff Of Demnos (NES)
Sonic The Hedgehog (SMS)
Sonic The Hedgehog 2 (SMS)
Sonic The Hedgehog Chaos (SMS)
Sonic The Hedgehog: Triple Trouble (GG)
Star Ocean: Blue Sphere (GBC)
Super C (NES)
Tales Adventure (GG)
Tales Of Phantasia: Narikiri Dungeon (GBC)
Tiny Toon Adventures (NES)
Tiny Toon Adventures 2: Trouble In Wackyland (NES)

Totally Rad (NES)
Ufouria: The Saga (NES)
Vice: Project Doom (NES)
Whomp 'Em (NES)
Xexyz (NES)
Zen: Intergalactic Ninja (NES)

16-bit

Air Zonk (PCE)
Bonk's Adventure (PCE)
Bonk's Big Adventure (PCE)
Bonk's Revenge (PCE)
Castlevania: Aria Of Sorrow (GBA)
Castlevania: Bloodlines (SG)
Castlevania: Circle Of The Moon (GBA)
Castlevania: Harmony Of Dissonance (GBA)
Castlevania: Rondo Of Blood (PCE)
Chocobo Land: A Game Of Dice (GBA)
Chrono Trigger (SNES)
Clock Tower (SNES)
Comix Zone (SG)
Contra: Hard Corps (SG)
Contra III: The Alien Wars (SNES)
The Death And Return Of Superman (SG, SNES)
Demon's Crest (SNES)
Dynamite Headdy (SG)
Equinox (SNES)
Final Fantasy IV (SNES)
Final Fantasy: Mystic Quest (SNES)
Final Fantasy Tactics Advance (GBA)
Final Fantasy V (SNES)
Final Fantasy VI (SNES)
Ghoul Patrol (SNES)
Gunman's Proof (SNES)
Gunstar Heroes (SG)
Heart Of The Alien (SCD)
Klonoa: Empire Of Dreams (GBA)
Klonoa 2: Dream Champ Tournament (GBA)
Live-A-Live (SNES)
Mega Man 7 (SNES)
Mega Man And Bass (SNES)
Mega Man X (SNES)
Mega Man X2 (SNES)
Mega Man X3 (SNES)
Mega Man Zero (GBA)
Mega Man Zero 2 (GBA)
Mega Man Zero 3 (GBA)
Mega Man Zero 4 (GBA)
Micro Machines 2: Turbo Tournament (SG)
Micro Machines: Military (SG)
Micro Machines: Turbo Tournament 96 (SG)
OutRun (SG)
OutRun 2019 (SG)
OutRunners (SG)
Pulseman (SG)
The Revenge Of Shinobi (GBA)
The Revenge Of Shinobi (SG)
Ristar (SG)
Shadow Dancer: The Secret Of Shinobi (SG)
Shinobi III: Return Of The Ninja Master (SG)
Snatcher (PCE, SCD)
Sonic 3D Blast (SG)
Sonic And Knuckles (SG)
Sonic The Hedgehog (SG)
Sonic The Hedgehog 2 (SG)
Sonic The Hedgehog 2 And Knuckles (SG)
Sonic The Hedgehog 3 (SG)
Sonic The Hedgehog 3 And Knuckles (SG)
Sonic The Hedgehog CD (SCD)
Star Ocean (SNES)
Super Air Zonk: Rockabilly-Paradise (PCE)
Super Bonk (SNES)
Super Bonk 2 (SNES)
Super Castlevania IV (SNES)
Super Star Wars (SNES)
Super Star Wars: Return Of The Jedi (SNES)
Super Star Wars: The Empire Strikes Back (SNES)
Tales Of Phantasia (SNES)
Tales Of The World: Narikiri Dungeon 2 (GBA)
Tales Of The World: Narikiri Dungeon 3 (GBA)
Tales Of The World: Summoner's Lineage (GBA)
Terranigma (SNES)
Treasure Hunter G (SNES)
Turbo OutRun (SG)
Vectorman (SG)
Vectorman 2 (SG)
Waku Waku 7 (NG)
Zombies Ate My Neighbors (SG, SNES)

32-bit

Alundra (PS1)
Ape Escape (PS1)
Azure Dreams (PS1)
Blood Omen: The Legacy Of Kain (PS1)
Bloody Roar (PS1)
Bloody Roar 2 (PS1)
Bushido Blade (PS1)
Bushido Blade 2 (PS1)
Castlevania: Dawn Of Sorrow (DS)
Castlevania: Order Of Ecclesia (DS)
Castlevania: Portrait Of Ruin (DS)
Castlevania: Symphony Of The Night (PS1)
Chocobo Racing (PS1)
Chocobo Stallion (PS1)
Chocobo's Dungeon (PS1)
Chocobo's Dungeon 2 (PS1)
Chrono Cross (PS1)
Clock Tower: The First Fear (PS1)
Clock Tower II: The Struggle Within (PS1)
Colony Wars (PS1)
Colony Wars: Red Sun (PS1)

Colony Wars: Vengeance (PS1)
Crash Team Racing (PS1)
Dice de Chocobo (PS1)
Die Hard Arcade (SS)
Digimon World (PS1)
Digimon World 2 (PS1)
Digimon World 3 (PS1)
Digimon World DS (DS)
Dino Crisis (PS1)
Dino Crisis 2 (PS1)
Driver (PS1)
Driver 2: Back On The Streets (PS1)
Ehrgeiz: God Bless The Ring (PS1)
Final Fantasy Anthology (PS1)
Final Fantasy Chronicles (PS1)
Final Fantasy: Crystal Chronicles - Echoes Of Time (DS)
Final Fantasy: Crystal Chronicles - Ring Of Fates (DS)
Final Fantasy Fables: Chocobo Tales (DS)
Final Fantasy Fables: Chocobo Tales 2 (DS)
Final Fantasy IX (PS1)
Final Fantasy Origins (PS1)
Final Fantasy Tactics (PS1)
Final Fantasy Tactics A2: Grimoire Of The Rift (DS)
Final Fantasy VII (PS1)
Final Fantasy VIII (PS1)
Final Fantasy XII: Revenant Wings (DS)
G-Police (PS1)
G-Police: Weapons Of Justice (PS1)
Gran Turismo (PS1)
Gran Turismo 2 (PS1)
Grandia (PS1, SS)
Herc's Adventures (PS1, SS)
Knuckles' Chaotix (32X)
Koudelka (PS1)
The Legend Of Dragoon (PS1)
Mega Man 8 (PS1, SS)
Mega Man X4 (PS1, SS)
Mega Man X5 (PS1)
Mega Man X6 (PS1)
Mega Man ZX (DS)
Mega Man ZX Advent (DS)
Metal Gear Solid (PS1)
Metal Gear Solid: VR Missions (PS1)
Micro Machines V3 (PS1)
Parasite Eve (PS1)
Parasite Eve II (PS1)
Persona: Revelations (PS1)
Persona 2: Eternal Punishment (PS1)
Persona 2: Innocent Sin (PS1)
R4: Ridge Racer Type 4 (PS1)
Sega Rally Championship (SS)
Shinobi Legions (SS)
Silent Hill (PS1)
Skullmonkeys (PS1)
Sonic 3D Blast (SS)
Soul Blade (PS1)
Spyro The Dragon (PS1)
Spyro 2: Ripto's Rage! (PS1)
Spyro 3: Year Of The Dragon (PS1)
Star Ocean: The Second Story (PS1)
Star Wars: Masters Of Teras Kasi (PS1)
Tales Of Destiny (PS1)
Tales Of Eternia (PS1)
Tales Of Hearts (DS)
Tales Of Innocence (DS)
Tales Of The Tempest (DS)
Tekken (PS1)
Tekken 2 (PS1)
Tekken 3 (PS1)
Thousand Arms (PS1)
Threads Of Fate (PS1)
Vagrant Story (PS1)
Valkyrie Profile (PS1)
Wild Arms (PS1)
Xenogears (PS1)

128-bit

Altered Beast (PS2)
Ape Escape 2 (PS2)
Ape Escape 3 (PS2)
Baldur's Gate: Dark Alliance (GC, PS2, XB)
Baldur's Gate: Dark Alliance II (PS2, XB)
Bloody Roar 3 (PS2)
Bloody Roar 4 (PS2)
Bloody Roar: Primal Fury (GC, XB)
Breakdown (XB)
Clock Tower 3 (PS2)
Crash Bandicoot: The Wrath Of Cortex (GC, PS2, XB)
Crash: Mind Over Mutant (PS2)
Crash Nitro Kart (GC, PS2, XB)
Crash Of The Titans (PS2)
Crash Tag Team Racing (GC, PS2, XB)
Crash Twinsanity (PS2, XB)
Crisis Core: Final Fantasy VII (PSP)
Daxter (PSP)
Demon Chaos (PS2)
Devil May Cry (PS2)
Devil May Cry 2 (PS2)
Devil May Cry 3: Dante's Awakening (PS2)
Digimon World 4 (GC, PS2, XB)
Dino Crisis 3 (XB)
Dirge Of Cerberus: Final Fantasy VII (PS2)
Disgaea: Hour Of Darkness (PS2)
Disgaea 2: Cursed Memories (PS2)
Dissidia Final Fantasy (PSP)
Dissidia Duodecim Final Fantasy (PSP)
Dragon Rage (PS2)
Dynamite Cop (DC)
Elemental Gimmick Gear (DC)

Eternal Darkness: Sanity's Requiem (GC)
Fatal Frame (PS2)
Fatal Frame II: Crimson Butterfly (PS2)
Fatal Frame III: The Tormented (PS2)
Final Fantasy: Crystal Chronicles (GC)
Final Fantasy Tactics: The War Of The Lions (PSP)
Final Fantasy Type-0 (PSP)
Final Fantasy X (PS2)
Final Fantasy X-2 (PS2)
Final Fantasy XII (PS2)
Gradius V (PS2)
Gran Turismo 3: A-Spec (PS2)
Gran Turismo 4 (PS2)
Grandia III (PS2)
Grandia Xtreme (PS2)
GunValkyrie (XB)
Haunting Ground (PS2)
Ico (PS2)
Jak 3 (PS2)
Jak and Daxter: The Lost Frontier (PS2, PSP)
Jak And Daxter: The Precursor Legacy (PS2)
Jak II (PS2)
Jak X: Combat Racing (PS2)
Katamari Damacy (PS2)
The Legend Of Spyro: A New Beginning (GC, PS2, XB)
The Legend Of Spyro 2: The Eternal Night (PS2)
The Legend Of Spyro 3: Dawn Of The Dragon (PS2)
Makai Kingdom: Chronicles Of The Sacred Tome (PS2)
The Mark Of Kri (PS2)
MechAssault (XB)
MechAssault 2: Lone Wolf (XB)
Medal Of Honor: Frontline (GC, PS2, XB)
Mega Man X7 (PS2)
Mega Man X8 (PS2)
Odin Sphere (PS2)
Okami (PS2)
OutRun 2 (XB)
OutRun 2006: Coast 2 Coast (PS2, XB)
Parasite Eve: The 3rd Birthday (PSP)
Persona 3 (PS2)
Persona 4 (PS2)
Phantasy Star Online (DC, GC, XB)
Phantom Brave (PS2)
La Pucelle: Tactics (PS2)
Quantum Redshift (XB)
Red Dead Revolver (PS2, XB)
Red Dog: Superior Firepower (DC)
Resident Evil: Code Veronica X (DC, GC, PS2)
Rygar: The Legendary Adventure (PS2)
Sega Rally 2 (DC)
Sega Rally 2006 (PS2)
Shadow Hearts (PS2)
Shadow Hearts: Covenant (PS2)
Shadow Hearts: From The New World (PS2)
Shadow Man: 2econd Coming (PS2)
Shadow Of The Colossus (PS2)
Shenmue (DC)
Shenmue II (DC, XB)
Shinobi (3DS)
Shinobi (PS2)
Shinobi 2: Nightshade (PS2)
Skies Of Arcadia (DC)
Soul Nomad And The World Eaters (PS2)
SoulCalibur (DC)
SoulCalibur: Broken Destiny (PSP)
SoulCalibur II (GC, PS2, XB)
SoulCalibur III (PS2)
Star Ocean: First Departure (PSP)
Star Ocean: Second Evolution (PSP)
Star Ocean: Till The End Of Time (PS2)
Tales Of Destiny 2 (PS2)
Tales Of Legendia (PS2)
Tales Of Phantasia: Narikiri Dungeon X (PSP)
Tales Of Rebirth (PS2)
Tales Of Symphonia (GC)
Tales Of The Abyss (PS2)
Tales Of The Heroes: Twin Brave (PSP)
Tales Of The World: Radiant Mythology (PSP)
Tales Of The World: Radiant Mythology 2 (PSP)
Tales Of The World: Radiant Mythology 3 (PSP)
Tales Of The World: Reve Unitia (3DS)
Tales Of VS. (PSP)
Tekken 4 (PS2)
Tekken 5 (PS2)
Tekken Tag Tournament (PS2)
Tekken's Nina Williams In Death By Degrees (PS2)
TimeSplitters (PS2)
TimeSplitters 2 (GC, PS2, XB)
TimeSplitters: Future Perfect (GC, PS2, XB)
Valkyrie Profile 2: Silmeria (PS2)
Viewtiful Joe (GC, PS2)
Viewtiful Joe 2 (GC, PS2)
Viewtiful Joe: Red Hot Rumble (GC)
Voodoo Vince (XB)
The Warriors (PS2, XB)
We Love Katamari (PS2)
Wizardry: Tale Of The Forsaken Land (PS2)
Xenosaga: Episode I - Der Wille Zur Macht (PS2)
Xenosaga: Episode II - Jenseits Von Gut Und Bose (PS2)
Xenosaga: Episode III - Also Sprach Zarathustra (PS2)
Yakuza (PS2)
Yakuza 2 (PS2)

256-bit And Beyond

Bayonetta (360, PS3)
Bayonetta 2 (Wii U)
Beyond: Two Souls (PS3)
Bloodborne (PS4)
Clutch a.k.a. Armageddon Riders (PS3)
Condemned: Criminal Origins (360)
Condemned 2: Bloodshot (360, PS3)
Crackdown (360)
Crash: Mind Over Mutant (360, Wii)
Crash Of The Titans (360, Wii)
The Darkness (360, PS3)
Demon's Souls (PS3)
Detroit: Become Human (PS4)
Digimon All-Star Rumble (360, PS3)
Disgaea 3: Absence Of Justice (PS3)
Disgaea 4: A Promise Unforgotten (PS3)
Disgaea 5: Alliance Of Vengeance (PS4, Switch)
Disgaea D2: A Brighter Darkness (PS3)
Final Fantasy: Crystal Chronicles - Echoes Of Time (Wii)
Dissidia Final Fantasy NT (PS4)
Final Fantasy: Crystal Chronicles - My Life As A Darklord (Wii)
Final Fantasy: Crystal Chronicles - My Life As A King (Wii)
Final Fantasy: Crystal Chronicles - The Crystal Bearers (Wii)
Final Fantasy Fables: Chocobo's Dungeon (Wii)
Final Fantasy Type-0 HD (PS4, XB1)
Final Fantasy XIII (360, PS3)
Final Fantasy XIII-2 (360, PS3)
Final Fantasy XIII-3: Lightning Returns (360, PS3)
Final Fantasy XV (PS4, XB1)
Gran Turismo 5 (PS3)
Gran Turismo 6 (PS3)
Hard Corps: Uprising (360, PS3)
Heavenly Sword (PS3)
Heavy Rain (PS3)
Horizon: Zero Dawn (PS4)
inFAMOUS (PS3)
The Last Guardian (PS4)
The Last Of Us (PS3)
The Legend Of Heroes: Trails Of Cold Steel III (PS4)
The Legend Of Heroes: Trails Of Cold Steel IV (PS4)
The Legend Of Spyro 3: Dawn Of The Dragon (360, PS3, Wii)
The Legend Of Zelda: Breath Of The Wild (Switch, Wii U)
Lost Odyssey (360)
Mega Man 9 (360, PS3, Wii)
Mega Man 10 (360, PS3, Wii)
Muramasa: The Demon Blade (Wii)
Octopath Traveller (Switch)
Oreshika: Tainted Bloodlines (PSV)
Persona 5 (PS3, PS4)
Quantum Break (XB1)
Red Dead Redemption (360, PS3)
Sea Of Thieves (XB1)
Sega Rally 3 (360, PS3)
Sega Rally Revo (360, PS3)
Siren: Blood Curse (PS3)
SoulCalibur IV (360, PS3)
SoulCalibur V (360, PS3)
SoulCalibur: Legends (Wii)
SoulCalibur: Lost Swords (PS3)
Star Ocean: Integrity And Faithlessness (PS4)
Star Ocean: The Last Hope (360, PS3)
Sunset Overdrive (XB1)
Super Mario Odyssey (Switch)
Tales Of Graces (PS3, Wii)
Tales Of Hearts R (PSV)
Tales Of Innocence R (PSV)
Tales Of Symphonia: Dawn Of The New World (Wii)
Tales Of Vesperia (360, PS3)
Tales Of Xillia (PS3)
Tales Of Xillia 2 (PS3)
Tekken 6 (360, PS3)
Tekken Tag Tournament 2 (360, PS3, Wii U)
Tokyo Jungle (PS3)
Uncharted: Drake's Fortune (PS3)
Uncharted 2: Among Thieves (PS3)
Uncharted 3: Drake's Deception (PS3)
Uncharted 4: A Thief's End (PS4)
Uncharted: Fight For Fortune (PSV)
Uncharted: Golden Abyss (PSV)
Uncharted: The Lost Legacy (PS4)
Until Dawn (PS4)
Yakuza 0 (PS3, PS4)
Yakuza 3 (PS3)
Yakuza 4 (PS3)
Yakuza 5 (PS3)
Yakuza 6: The Song Of Life (PS4)
Yakuza: Dead Souls (PS3)
Yakuza Ishin (PS3, PS4)
Yakuza Kenzan (PS3)
Yakuza Kiwami (PS3, PS4)
Yakuza Kiwami 2 (PS4)

Sonic Advance (GBA)
>>Gameplay

Sonic Advance 2 (GBA)
>>Gameplay

GoldenEye/Perfect Dark.

Sonic Advance 3 (GBA)
>>Gameplay

Death Stranding (wishlist)
PlayStation 4