Jesús - Chucho, Chuy
José - Pepe
José María (male name) - Chema
Francisco - Pancho, Paco
Alfonso - Poncho (not as common as foreigners think, that'd be Pancho)
Roberto/Rigoberto/Humberto, etc. - Beto
Guadalupe - Lupe, Lupita
Ignacio - Nacho
Antonio/Antonia - Toño/Toña
And a shitton more...>>255>few names have 'nicknames' like 'dick'
Well, to be fair, perhaps the nickname "Dick" came before all of its other meanings.