Paul Nicholas (born Paul Oscar Beuselinck; 3 December 1944) is an English actor and singer best known for starring as Vince Pinner in the BBC television sitcom Just Good Friends (1983—86). The show won a BAFTA and Nicholas was nominated for best comedy performance.

Nicholas started out with a pop career, but soon changed to musical theatre, playing the lead role in Jesus Christ Superstar at the West End’s Palace Theatre in 1972. After Just Good Friends ended, he returned to musical theatre and various other entertainment roles, including producing and directing. He is also known for his more recent television role in EastEnders as Gavin Sullivan and appearing in The Real Marigold Hotel.