| Martin Espernberger | |
| Nationality: | Austrian |
| Birth Date: | 20 December 2003 |
| Birth Place: | Linz, Austria |
| Collegeteam: | University of Tennessee |
| Event: | 200 metre butterfly |
| Show-Medals: | yes |
Martin Espernberger (born 20 December 2003) is an Austrian swimmer, who specializes in the 200 metre butterfly. He competes for the University of Tennessee, and won a bronze medal in the 200 m butterfly at the 2024 World Aquatics Championships.[1] He also finished sixth in the same event at the 2024 Summer Olympics with a time of 1:54.17, setting the Austrian national record.[2] [3]