Martha Ernstdóttir (born 22 December 1964) is an Icelandic long-distance runner.
She competed in the women's marathon at the 2000 Summer Olympics.
[2] Martha is married to Jón Oddsson[3][4] who was a member of both the Icelandic men's national football team[5] and the Icelandic track and field national team.
[6][7] She is the aunt of middle-distance track athlete Aníta Hinriksdóttir.
This biographical article relating to Icelandic athletics and track and field is a stub.