Wow, Kelton2, you sound so into pokemon.
Gen 1: Charizard, Pidgeot, Rhydon, Gyarados,
Gen 2: Meganium, Houndoom, Donphan Heracross, Kingdra (Tons from Gen 2)
Gen 3: Sceptile, Aggron, Manectric, Torkoal Walrein, Tropius,
Gen 4: Torterra, Rampardos, Luxray, Lucario, Electvire, Toxicroak
Gen 5: Krookodile, Haxorus, Carracosta, Serperior, Zoroark, Galvantula, Zebstrika,
Can't believe I haven't posted in this yet. There's so many so it's hard to pick one from each.
Gen I: Poliwhirl (Honorable mentions: Charizard, Pidgeot, Scyther, Arcanine, Lapras ,Dragonite, Mewtwo, Wigglytuff)
Gen II: Umbreon (Honorable mentions: Ampharos, Scizor, Sneasel, Steelix, Tyranitar, Lugia, Heracross)
Gen III: Treecko (and alll-time favorite) (Honorable mentions: Absol, Tropius, Solrock, Wailord, Shiftry, Sableye, Kyogre, Metagross)
Gen IV: Lucario (Honorable mentions: Weavile, Buizel, Turtwig, Skuntank, Gallade, Electivire, Leafeon, Luxray, Garchomp, Abomasnow )
Gen V: Braviary (Honorable mentions: Scrafty , Snivy, Krookodile, Oshawott, Volcarona, Carracosta, Hydreigon, Joltik, Chandelure, Reuniclus)
Gen VI: So far either Fennekin or Yveltal. Though I'm sure when they reveal more of the new Pokemon that'll change.
Long list of Honorable Mentions. Unlike lots of people, I like lots of Gen V Pokemon. >.>
Kanto- Squirtle, Bulbasaur, Charmander, Charizard, Horsea, Eevee, Vaporeon, Lickitung
Johto- Chikorita, Bayleef, Cyndaquil, Mareep
Hoenn- Torchic, Mudkip, Shroomish, Skitty, Tropius, Chinchou (wait is Chinchou from Hoenn or Johto?)
Sinnoh- Munchlax, Piplup, Finneon, Buizel, Drifloon, Togekiss, Lickilicky
Unova- Deerling, Emolga, Pokabu, Snivy, Mijumaru, Braviary, Sandile
my favorites change often because I'm indecisive but yeah that's basically it