Sahni or Sawhney is a Punjabi Hindu and Sikh surname from India.
Notable people with this surname include:
Ajai Sahni, an author and expert on counter-terrorismBaljit Sahni (born 1987), an Indian football playerBalraj Sahni (1913–1973), a Hindi film actorBhisham Sahni (1915–2003), a Hindi writer, playwright, and actorBirbal Sahni, FRS (1891–1949), an Indian paleobotanistJaideep Sahni (born 1974), an Indian screenwriter, songwriter, and film producerMahendra Sahni, an Indian politicianParikshit Sahni, an Indian film and television actorPritam Singh Sahni, also known by his pen name Kasad, a renowned Punjabi poetSartaj Sahni, a US-based computer scientistS K Sahni, a retired Indian Army lieutenant-generalNitin Sawhney British Indian musician and composerMohanbir Sawhney Professor at Kellogg School of Management famous for his Let's Get Vertical theory