Öpik is a Finnish surname. Notable people with the surname include:
Holger Nurmela (1920–2005), Swedish ice hockey player
Kari Nurmela (1930–1984), Finnish opera singer
Mika Nurmela (born 1971). Finnish footballer
Tapio Nurmela (born 1975), Finnish Nordic combined skier
Tauno Kalervo Nurmela, Finnish academic
1696 Nurmela, asteroid, named after Tauno Kalervo Nurmela
Sulo Nurmela (1908–1999), Finnish cross-country skier