A clavier is any one of many keyboard instruments (the most common would be a piano) so it is played by a person (or a dog, or chickens, if you watch The Muppet Show).
"Asterix" is played by Christian Clavier .
He played the violin, viola and clavier, so he played three instruments.
In French, "clavier" is masculine.
Étienne Clavier was born in 1762.
Étienne Clavier died in 1817.
Tony Clavier was born in 1940.
Jérôme Clavier was born in 1983.
John Clavier is 5' 11".
Clavier-Übung III was created in 1739.
Christian Clavier was born on May 6, 1952.
Christian Clavier was born on May 6, 1952.
Larry Clavier was born on 1981-01-09.