Denner is a name. Notable people with the name include:
Given name Denner (footballer, born 1993), Denner Paulino Barbosa, Brazilian football left-back Denner (footballer, born 1999), Denner Fernando Melz, Brazilian football midfielder Denner (footballer, born 2008), Denner Alves Evangelista Pereira, Brazilian football left back
Surname Balthasar Denner (1685–1749), German painter Charles Denner, French actor Jacob Denner, woodwind instrument maker, son of Johann Johann Christoph Denner, (1655–1707), woodwind instrument maker Pat Denner, American neon sign maker
See also Denner (supermarkets), Swiss supermarket chain