Bahl, also spelled Behl, is an Indian (Khatri) surname. It is also a German surname of unrelated origin.

Notable people and characters with the name include:

People Amit Behl, Indian actor Arhaan Behll, Indian actor Benoy K. Behl, Indian documentary filmmaker, art historian and photographer Camille Bahl (born 1999), French gymnast Gayatri Patel Bahl (born 1987), Indian Bollywood actress Goldie Behl, Indian filmmaker Hansraj Behl (1916–1984), Indian music composer Jitin Bahl (born 1975), English cricketer Jordy Bahl, American softball player Kali Charan Bahl, Indian linguist, University of Chicago professor emeritus Kanu Behl, Indian director and screenwriter Karm Narayan Bahl (1891–1954), Indian zoologist Kevin Bahl (born 2000), Canadian ice hockey player Kunal Bahl, Indian e-commerce entrepreneur Lalit Behl (1949–2021), Indian actor, director, producer and writer Landon Bahl, American politician Mohnish Bahl, Indian film and television actor Navnindra Behl, Indian actor and director Nutan Behl (1936–1991), Indian actress Om P. Bahl (1927–2004), Indian–American molecular biologist Peter Behl, German wrestler Pranutan Bahl, Indian actress Puneet Kumar Bahl, Indian Navy admiral Raghav Bahl, Indian businessman and owner of TV channels Rajiv Bahl, Indian doctor Ramesh Behl (?–1990), Indian director and producer Ravi Behl, Indian actor and producer Rishi Kumar Behl, Indian scientist, professor and author Sangeeta Sindhi Bahl, Indian mountaineer Siddhant Behl, Indian actor, writer and theatre artist Taylor Behl (1987–2005), American college student and murder victim Victor Bahl, American computer scientist Vickram Bahl (born 1964), Indian television personality Vikas Bahl, Indian film producer and director

Fictional characters Ricky Bahl, from the 2011 Indian film Ladies vs Ricky Bahl Saanvi Bahl, from the 2018 TV show Manifest