Pictures of cross tattoos are found in many different tattoo styles. I’ve seen tribal cross tattoos as well as images of the gaelic (irish) cross and the different religious crosses. Here are some images of tattoo crosses I’ve found:

photo credit: Shannon Archuleta	An interesting version of a cross made up of script, it’s very personal with names of family members or other people near and dear to the wearer.
photo credit: Shannon Archuleta	I guess this nurse tattoo features a medical cross, as in Red Cross. This is a very unique tattoo I must say.
photo credit: Justin Ruckman	This tattoo cross has some color accents and is sported by someone apparently fond of Japanese swords.