signe marie stray ryssdal (22 july 1924 – 18 may 2019) was a norwegian lawyer and politician. she was a member of the liberal party. she served as a a deputy representative of the storting, the parliament of norway, from 1965 to 1973. she served as a member of oslo's city council from 1968 to 1972. she was the county governor of aust-agder from 1983 to 1994. she also chaired of the board of the national insurance administration from 1968 to 1980. she was born in tromøya.