Susan Allen (born March 27, 1963) is an American politician and former member of the Minnesota House of Representatives.

Allen was one of four openly gay members, alongside Representatives Karen Clark and Erin Maye Quade and Senator Scott Dibble, in the Minnesota Legislature.

Allen was one of four DFLers to put themselves forward for the seat and, at the DFL nominating convention held on November 12, she received the party's endorsement on the third ballot.

[7] In the general election held on January 10, 2012, she faced only one opponent, who ran under the "Respect" label, beating him 56–43%.

As an attorney, Allen specializes in serving Indian tribes, helping them draft tribal laws in a wide range of areas.