| Bettina Dajka | |
| Fullname: | Bettina Dajka |
| Birth Date: | 2 October 1990 |
| Birth Place: | Miskolc, Hungary |
| Nationality: | Hungarian |
| Height: | 1.75m (05.74feet) |
| Position: | Middle Back |
| Currentclub: | Retired |
| Youthyears1: | –2006 |
| Youthclubs1: | Ferencvárosi TC |
| Years1: | 2006–2013 |
| Clubs1: | Ferencvárosi TC |
| Years2: | 2013–2014 |
| Clubs2: | Siófok KC |
| Years3: | 2014 |
| Clubs3: | Szeged KKSE |
| Years4: | 2014–2015 |
| Clubs4: | Mosonmagyaróvári KC SE |
| Years5: | 2018–2019 |
| Clubs5: | Kecskeméti NKSE |
| Years6: | 2019–2020 |
| Clubs6: | Kisvárdai KC |
Bettina Dajka (born 2 October 1990 in Miskolc)[1] is a retired Hungarian handballer.