As of 2011, he has two acknowledged children, neither of which are in line for the throne, and who are from two different women:
- Jazmin Grace Grimaldi, daughter of Tamara Rotolo, born in Palm Springs, CA USA on 4 March 1992.
- Alexandre Éric Stéphane Tossoukpé. His mother is Nicole Tossoukpé. He was born on 24 August 2003 in Paris, France. His mother Nicole changed her surname and his to Coste on 10 November 2004.
