| Position: | Goaltender |
| Birth Date: | 17 October 1913 |
| Birth Place: | Sece Parish, Russian Empire |
| Death Place: | Riga, Latvian SSR, Soviet Union |
| Played For: | US Riga (Latvian) Dinamo Riga (Soviet) |
| Ntl Team: | LAT |
| Career Start: | 1933 |
| Career End: | 1947 |
Roberts Lapainis (October 17, 1913 – October 30, 1947) was a Latvian ice hockey goaltender. He played with the Latvia men's national ice hockey team at the 1936 Winter Olympics held in Garmisch-Partenkirchen, Germany.[1]