This is a list of names in which the gender is masculine; and the meaning contains the keyword grey.
Caeso m Ancient RomanRoman praenomen, or given name, that was probably derived from Latin
caesius meaning
"blue-grey". This praenomen was only used by a few families.
Gláucio m PortuguesePortuguese form of the Roman cognomen
Glaucia, which was derived from Latin
glaucus "bluish grey", ultimately from Greek.
Gray m & f English (Rare)From an English surname meaning
"grey", originally given to a person who had grey hair or clothing.
Lloyd m EnglishFrom a Welsh surname that was derived from
llwyd meaning
"grey". The composer Andrew Lloyd Webber (1948-) is a famous bearer of this name.