Please answer the following question: - clubs is st. eugene 's , derry - caps is ?? - position is central defender - nationalcaps is 1 - years is 1916 -- 22 - nationalyears is 1933 - youthclubs is st. eugene 's , derry - nationalgoals is 0 - youthyears is 1916 -- 22 - birth date is unknown - nationalteam is ireland -lrb- ifa -rrb- - birth place is derry , ireland - goals is 34 Given the details above, guess who could this information be about.
A:
johnny mcmahon