Hensler is a surname. Notable people with the surname include:
Carl Hensler (1898–1984), American Roman Catholic priest Deborah Hensler (born 1942), American academic and researcher Jenni Hensler, American creative director and artist Karl Friedrich Hensler (1759–1825), Dramatist and theatre manager Leszek Hensler (1956–2015), Polish field hockey player Logan Hensler (born 2006), American ice hockey player Paul G. Hensler, American screenwriter and actor Rebecca Hensler, American HIV/AIDs activist