Admiral
Canada
The rank of admiral in Canada is typically held by only one officer whose position is Chief of the Defence Staff and the senior uniformed officer of the Canadian Forces. It is equivalent to the army and air force rank of general. Wikipedia
Equivalent ranks: General (Army and Air Force)
NATO rank code: OF-9
Next higher rank: Governor General of Canada (highest)
Next lower rank: Vice-admiral
Non-NATO rank: O-10