Joshua Filler (born 2 October 1997) is a German professional pool player from Bönen, Germany.

Filler defeated the defending champion Carlo Biado in the final of the 2018 WPA World Nine-ball Championship to win the event.

[15] In 2021, Filler alongside his partner Christoph Reintjes captured the World Cup of Pool after taking down Great Britain's tandem of Darren Appleton and Karl Boyes, 11-7, to win the title.

[16] In 2022, Filler claimed the Inaguaral UK Open Pool Championship beating Francisco Sanchez Ruiz in the final 13-7 held at the Copper Box Arena, London.

[17] Also in 2022, Filler won the World Pool Masters defeating Lo Ho Sum, 9-6, in the final at the Europa Point Sports Complex, Gibraltar.