Onsager

Onsager is a surname. Notable people with the surname include:

• Lars Onsager (1903–1976), Norwegian–American physical chemist and theoretical physicist
• Søren Onsager (1878–1946), Norwegian painter

See also

• Onsager Medal, an award in the fields of chemistry, physics and mathematics
• Onsager reciprocal relations, certain relations between flows and forces in thermodynamic systems