but as far as I know in some states marriages between cousins might be illegal. Should look that up.
Marriage License Laws
Note: All states allow the marriage of second cousins.
A
# Alabama: First cousins, yes.
# Alaska: First cousins, yes.
# Arizona: First cousins, yes, only if they are over a certain age or cannot bear children. Half cousins, yes.
# Arkansas: No
C
# California: First cousins, yes.
# Colorado: First cousins, yes.
# Connecticut: First cousins, yes.
D
# Delaware: No
# District of Columbia: First cousins, yes.
F
# Florida: First cousins, yes.
G
# Georgia: First cousins, yes.
H
# Hawaii: First cousins, yes.
I
# Idaho: No
# Illinois: First cousins, yes, only if they are over a certain age or cannot bear children.
# Indiana: First cousins once removed, yes, only if they are over a certain age or cannot bear children.
# Iowa: No
J
K
# Kansas: Half cousins, yes.
# Kentucky: No
L
# Louisiana: Adopted cousins, yes.
M
# Maine: First cousins, yes, only if they are over a certain age or cannot bear children, or if they get genetic counseling.
# Maryland: First cousins, yes.
# Massachusetts: First cousins, yes.
# Michigan: No
# Minnesota: No, unless aboriginal culture of the couple permits cousin marriages.
# Mississippi: Adopted cousins, yes.
# Missouri: No
# Montana: Half cousins, yes.
N
# Nebraska: Half cousins, yes.
# Nevada: Half cousins, yes.
# New Hampshire: No
# New Jersey: First cousins, yes.
# New Mexico: First cousins, yes.
# New York: First cousins, yes.
# North Carolina: First cousins, yes. Double first cousins are not allowed to get married.
# North Dakota: No
O
# Ohio: No
# Oklahoma: Half cousins, yes.
# Oregon: Adopted cousins, yes.
P
# Pennsylvania: No
R
# Rhode Island: First cousins, yes.
S
# South Carolina: First cousins, yes.
# South Dakota: No
T
# Tennessee: First cousins, yes.
# Texas: No.
U
# Utah: First cousins, yes, only if they are over a certain age or cannot bear children.
V
# Vermont: First cousins, yes.
# Virginia: First cousins, yes.
W
# Washington: No
# West Virginia: Adopted cousins, yes.
# Wisconsin: First cousins once removed, yes, only if they are over a certain age or cannot bear children.
# Wyoming: No