When was the  French racing driver who has  José Dolhem as a half brother born?
José Dolhem Louis José Lucien Dolhem (26 April 1944 – 16 April 1988) was a racing driver from France, and the half brother of Formula One driver Didier Pironi (they had the same father and their mothers were sisters).
Jean-François Yvon Jean-François Yvon (born 24 November 1958) is a French racing driver.