Killias is a surname. It may refer to:

• Eduard Killias (1829–1891), Swiss physician and naturalist
• Martin Killias (born 1948), Swiss criminologist
• Ulla Engeberg Killias (1945–1995), Swedish/Swiss painter

• Charlene Bonnin Gonzalez
• Charlene Campanale
• Charlene Choi Cheuk-Yin
• Charlene Cothran
• Charlene D'Angelo
• Charlene Darling
• Charlene Drew
• Charlene Drew Jarvis
• Charlene Duncan
• Charlene E. Cothran
• Charlene Frazier Stillfield
• Charlene Gallego
• Charlene (given name)
• Charlene Gonzalez
• Charlene González
• Charlene hunter gault
• Charlene Jancik
• Charlene Jarvis
• Charlene Johnson
• Charlene Labonte
• Charlene Marilynn D'Angelo
• Charlene McGee
• Charlene Mitchell
• Charlene Morett
• Charlene P. Kammerer