Known for his pace and his footwork, he started his club career with Brive where he won the Heineken Cup in 1997 before moving to Agen, where he stayed four seasons.

[1] In 2002, he started in two subsequent matches for the national side later that year, in the 30–10 win over South Africa in Marseille as well as the draw against the All Blacks in Paris.

However after the 2017–18 Champions Cup this record was equalled by Isa Nacewa, Johnny Sexton and Devin Toner as four time winners.

[5] After missing out on selection for the 2011 Six Nations Championship, Heymans was named in the French squad for the 2011 Rugby World Cup.

[7] He currently works as a commentator and pundit for Canal+, and as a chief commercial officer for French fruit manufacturing company and Brive sponsor Andros as well.