Where do you find Cynthia in platinum?

Answer 1

Cynthia is the last peorson you battle at the Pokemon legue and the order of people you battle is this.

Elite Four

1)Aaron-Bug type LvL 49 to 53

2)Bertha-Ground type LvL 50 to 55

3)Flint-Fire type LvL 52 to 57

4)Lucian- Physic type LvL 53 to 59

Now you have defeated the Elite Four but you are finished with the Pokemon league you must now battle the champion.

Champion

Name: Cynthia

Pokemon:

1) Name:Spirtomb Level:58

2) Name:Roserade Level:58

3) Name:Togekiss Level:60

4) Name:Lucario Level:60

5) Name:Milotic Level:58

6) Name:Garchomp Level:62