It's not a French name
Chet Dowling's birth name is Edward Chet Dowling.
Chet Curtis's birth name is Chester Kukiewicz.
Chet Leming's birth name is Chester Leaming.
The French phrase for "my name is" is "je m'appelle."
Chet Carter's birth name is Chester Harvey Carter.
Chet Brandenburg's birth name is James Chester Brandenburg.
Chet Huntley's birth name is Huntley, Chester Robert.
Chet Douglas's birth name is George Chester Douglas.
Chet Culver's birth name is Chester John Culver.
Chet Bartosch's birth name is Chester M. Bartosch.
Chet Lemon's birth name is Chester Earl Lemon.
Chet Hanks's birth name is Chester Marlon Hanks.