Céline Clairette Roos (22 December 1953 – 20 April 2021)^[1] was a French and Canadian chess player who held the FIDE title of Woman International Master (WIM).

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Céline Roos
Full name	Céline Clairette Roos
Country	France  Canada
Born	(1953-12-22)22 December 1953 Strasbourg, France
Died	20 April 2021(2021-04-20) (aged 67) Strasbourg, France
Title	Woman International Master (1985)
Peak rating	2182 (January 2001)

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Roos came from a French chess family. Her father Michel Roos (1932–2002) won the French Chess Championship in 1964; this success was repeated by her brother Louis in 1977. Her mother Jacqueline Roos (died 2016) was International Correspondence Chess Grandmaster (2000). Her brothers Jean-Luc (born 1955), Louis (born 1957), and Daniël (born 1959) are International Masters (IM).^[2]

She participated in many international chess tournaments. In 1990, Roos had her greatest success at the International Women's Chess Tournament in Oisterwijk, when she shared second place.^[3]

Roos played for Canada in the Women's Chess Olympiads:^[4]

• In 1980, at second board in the 9th Chess Olympiad (women) in Valletta (+5, =3, -4),
• In 1982, at second board in the 10th Chess Olympiad (women) in Lucerne (+4, =5, -3),
• In 1984, at second board in the 26th Chess Olympiad (women) in Thessaloniki (+7, =5, -1) and won individual gold medal,
• In 1988, at second board in the 28th Chess Olympiad (women) in Thessaloniki (+8, =1, -3).

In 1985, she earned the FIDE Woman International Master (WIM) title.

Roos died on 20 April 2021, at the age of 67, after a brief illness.^[5][6][7]