Gerardo

Also the Portuguese form: https://pt.wikipedia.org/wiki/S%C3%A3o_Gerardo
Used in Brazil: https://www.ibge.gov.br/censo2010/apps/nomes/#/search/response/676
https://pt.wikipedia.org/wiki/Gerardo_Melo_Mour%C3%A3o
https://pt.wikipedia.org/wiki/Gerardo_Renault

In many hispanic countries (Central & South America) it is customary to have a name similar, or equal to a relative's in the family. The name Gerardo is given to males, but names like Geraldine, or Gerardy are given to females.