Latvian male surnames usually end in -s, -š or -is whereas the female versions of the same names end in -a or -e or s in both unmarried and married women.
laTviAn MalE suRNAmes usually end iN -S, -Š Or -IS whereas The Female VeRsioNs Of the saMe Names enD In -a or -e or S IN both UnmArriED aNd MaRrIed women.