im sorry but there isnt one
A Trainer on route 220
A trainer on route 221
Trainer on route 212
there is a trainer on the route 114 who has a vaporeon
The trainer on Route 209 has Cleffa in Pokemon Platinum. Cleffa is a fairy type Pokemon and can evolve into Clefairy.
route 214
You can fiind a bulbasaur at route 222 in the grass with a pokeradar.
The trainer Skier Lexi on Route 217 has Eevee's evolution in Pokemon Platinum. The trainers on Route 212 and 214 also have Eevee.
A trainer on route 223 outside of sunyshore city on your way to the Pokemon league.
the Pokemon breeder in route 210
Theres a trainer on route 216 that has one
Theres a trainer on route 209.