| Ildikó Erdősi | |
| Nationality: | Hungarian |
| Birth Date: | 14 September 1989 |
| Birth Place: | Dunaújváros, Hungary |
| Position: | Left wing |
| Currentclub: | Retired |
| Nationalyears1: | 2014–2017 |
| Nationalteam1: | Hungary |
| Nationalcaps1: | 38 |
| Nationalgoals1: | 77 |
Ildikó Erdősi (born 14 September 1989)[1] is a retired Hungarian handball player. She currently works as a physiotherapist at Dunaújvárosi Kohász KA.