| Height M: | 1.95 |
| Birth Date: | 1988 10, df=yes |
| Nationality: | Slovenian |
| Team: | Šentjur |
| Number: | 24 |
| Career Start: | 2007 |
| Years1: | 2007–2010 |
| Years2: | 2010–2013 |
| Years3: | 2013–2016 |
| Years4: | 2016–2017 |
| Years5: | 2017–2018 |
| Years6: | 2018–2022 |
| Team6: | Krka |
| Years7: | 2022–2023 |
| Years8: | 2023–present |
| Team8: | Šentjur |
| Highlights: |
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Luka Lapornik (born 24 October 1988) is a Slovenian professional basketball player for Šentjur of the Slovenian First Division. He is a 1.95m (06.4feet) tall swingman.
Lapornik was called by coach Božidar Maljković to help the Slovenia national team prepare for the Eurobasket 2011 tournament. He played five friendly games, scoring 4 points. Again he was called to preparations before Eurobasket 2013. He played seven friendly games, scoring 10 points.