Simone Kleinsma (born 8 May 1958) is a Dutch musical theatre actress.

On 5 June 1990, Simone married Guus Verstraete, a Dutch television director.

Simone provided voice over work to numerous major animated films; including The Fairy Godmother in Shrek 2, Yzma in The Emperor's New Groove, Esmé Holgert in Babe and Babe: Pig in the City, Georgette in Oliver and Company and An American Tail.

Kleinsma performs on regularly base with pianists (most often Cor Bakker or Tony Eyk) or orchestra.

As an actress, she became known for her part in the TV-hit series 'Kees & Co' (aired from 1997 to 2006 at RTL Broadcasting).