| István Ludánszki | |
| Fullname: | István Ludánszki |
| Birth Date: | 1987 7, df=yes |
| Birth Place: | Debrecen, Hungary |
| Currentclub: | Tatabánya |
| Clubnumber: | 16 |
| Position: | Midfielder |
| Youthyears1: | 1996–2004 |
| Youthclubs1: | Debrecen |
| Years1: | 2004–2006 |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 2005–2006 |
| Clubs2: | → Létavértes (loan) |
| Years3: | 2006–2009 |
| Caps3: | 5 |
| Goals3: | 1 |
| Years4: | 2007–2009 |
| Clubs4: | → Integrál-DAC (loan) |
| Caps4: | 42 |
| Goals4: | 1 |
| Years5: | 2009–2011 |
| Clubs5: | Siófok |
| Caps5: | 41 |
| Goals5: | 1 |
| Years6: | 2011–2013 |
| Caps6: | 46 |
| Goals6: | 2 |
| Years7: | 2013– |
| Caps7: | 14 |
| Goals7: | 0 |
| Pcupdate: | 1 March 2014 |
István Ludánszki (born 27 July 1987, in Debrecen) is a Hungarian association football defender. He currently plays for Balmazújvárosi FC.