Ralph Joshua Dela Cruz Dionisio, better known as Joshua Dionisio, is a Filipino child actor working in television.
Born on December 14, 1994 in Quezon City, he has a younger brother, Jacob, his co-star on Super Inggo. Joshua Dionisio began his career as a commercial model at the age of 8. He was discovered via modeling by ABS-CBN and VIVA Films. He made his first TV appearance as the young Nicolai "Nicos" Argos.
His break in acting was the kids action series Super Inggo, in which he played Kennedy "Ken" Pamintuan. He then played the love interest of the title character in Maria Flordeluna and was one of the lead characters in Kung Fu Kids where he played Jazz, a boy with an ability to control and manipulate energy blasts through his hands.
In 2008, Dionisio won an award at the PMPC Star Awards for Television as Best Single Performance by an Actor in the "Sako" (Sack) episode of Maalaala Mo Kaya.
In 2009, he moved to GMA 7 via the drama series, Stairway To Heaven, a Korean drama adapted for Philippine television playing the role of young Cholo.
He also appeared in GMA Network's primetime TV series First Time in 2010 in the role of Lukas Ynfante. He appeared in Pilyang Kerubin and playe the role of Michael on the GMA TV series and as Josh in Reel Love Presents: Tween Hearts.