I think the issue is not so much Samoan or non-Samoan, but perhaps male vs. female.
Tattoos are a strongly male tradition in Samoa.http://www.ipacific.com/forum/index.php?topic=92.msg98#msg98
At least in the old days. It was a painful rite of passage to show bravery and be worthy of honor.
Now I suppose it can also be simply body decoration.
Were you thinking about the traditional tattoo from waist to knees?
I never saw a woman with that, but maybe you would be the first