Gillis Mostaert the Elder (27 or 28 November 1528 – 28 December 1598) was a Flemish Renaissance painter and draughtsman active in Antwerp in the second half of the 16th century.

(now also referred to as Gillis van Coninxloo II but previously referred to as Gillis van Coninxloo III) (24 January 1544 – January 1607) a Flemish painter of landscapes who played an important role in the development of Northern landscape art at the turn of the 17th century.

Gillis van Valckenborch or Egidius van ValckenborchMany name variations: Gillis van Valckenborch, Aegidius van Falckenburg, Gillis van Falckenburg, Aegidius van Valckenborch, Aegidius van Valckenborgh, Gillis van Valckenborgh, Aegidius van Valckenburg, Gillis van Valckenburg, Aegidius van Valkenburg, Egidius van Valkenburg, Gillis van Valkenburg, Aegidius van Walckenburg, Gillis van Walckenburg (Antwerp 1570 – Frankfurt am Main, end March or 1 April 1622)Gillis van Valckenborch at the Netherlands Institute for Art History was a Flemish painter and draughtsman who spent most of his career in Germany.

Shane Michael Gillis (born December 11, 1987) is an American stand-up comedian, actor and podcaster known for his Netflix comedy specials and series Tires.

(also known as simply Dobie Gillis or Max Shulman's Dobie Gillis in later seasons and in syndication) an American sitcom starring Dwayne Hickman that aired on CBS from September 29, 1959, to June 5, 1963.

(born June 24, 1962) an American serial killer and sex offender who murdered eight women in and around Baton Rouge, Louisiana, from 1994 until his arrest in April 2004.

(born Jamey Ira Gurman; April 20, 1943 – February 19, 2010) an American pornographic actor, director and member of the AVN Hall of Fame.

Sarah Levine "Cooper" GillisBefore the crew of Polaris Dawn heads to space, they came to campus - website of the [[University of Colorado Boulder (born January 1, 1994) is an American engineer employed by SpaceX as the senior space operations engineer.

Bradley Frank Gillis (born 15 June 1957) is a guitarist most famous for playing with the band Night Ranger.

Alma Mabel Conner (February 12, 1927  – January 31, 2018), known professionally as Ann Gillis, was an American actress, best known for her film roles as a child actress.