No, it is common.
Chaz Blackwood's birth name is Chaz Aramis Blackwood.
Chaz Bono's birth name is Chastity Sun Bono.
his name is Chaz sommers
Chaz Warrington's birth name is Charles Warrington.
Rob Chaz's birth name is Rob Ditoro.
Chaz Johnson's birth name is Charles Johnson.
Chaz Leary's birth name is Charles Leary.
Chaz Ahern's birth name is Charles Paul Ahern.
Chaz Fatur's birth name is Charles Ryan Fatur.
Chaz Ebert's birth name is Charlie Hammel-Smith.
Chaz Chamberlain's birth name is Charles Henry Chamberlain.
Chaz Jankel's birth name is Charles Jeremy Jankel.