Real name: Jean-Marc Krattinger

Swiss singer and songwriter, born August 8th, 1955. Made his first release in 1975. Changed his pseudonym temporarily in 1977 to Marc Ollivier (with two "l"). Took part at the contest "Chantons français" in Brussels 1981 with his own composition "Rin Din Dam". Reached the 7th place in the national selection for the Eurovision Song Contest in 1982 with the song "L'enfant de Kairouan", sung in French.
With the group Test he took again part at the the national selection for the Eurovision Song Contest in 1986. In 1987 two releases for Gold Records, one for the Swiss German market (Marc Olivier - Liebe Heisst Leben)
In 2010 he reactivated his pseudonym Marc Ollivier and released a single with Jean-Louis Richerme. Still activ in 2020.