| Lois McMahan | |
| District: | 26th |
| State House: | Washington |
| Term Start: | January 13, 2003 |
| Term End: | January 10, 2005 |
| Predecessor: | Brock Jackley |
| Successor: | Derek Kilmer |
| Term Start1: | January 9, 1995 |
| Term End1: | January 13, 1997 |
| Predecessor1: | Ron Meyers |
| Successor1: | Patricia Lantz |
| Birth Name: | Lois Grace Norbo |
| Birth Date: | 14 May 1942 |
| Birth Place: | Culdesac, Idaho, U.S. |
| Death Place: | Gig Harbor, Washington, U.S. |
| Party: | Republican |
| Occupation: | Teacher, Politician |
| Spouse: | Jerry McMahan |
| Children: | 5 |
| Residence: | Olalla, Washington |
Lois Grace McMahan (née Norbo; May 14, 1942 – August 6, 2019) is an American educator and politician from Washington. McMahan is a former Republican member of Washington House of Representatives for District 26, from 1995 to 1997 and again from 2003 to 2005.
On May 14, 1942, McMahan was born in Culdesac, Idaho.
In 1963, McMahan earned a Bachelor of Arts degree and a Teaching Certificate from Prairie College.
In 1963, McMahan became an elementary school teacher, until 1969.
On November 8, 1994, McMahan won the election and became a Republican member of Washington House of Representatives for District 26, Position 1. McMahan defeated Ron Meyers with 53.93% of the votes.[1] On November 5, 2002, McMahan won the election and became a Republican member of Washington House of Representatives for District 26, Position 2. McMahan defeated Brock Jackley with 50.64% of the votes.[2] [3] [4]
McMahan's husband was Jerry McMahan. They had five children. McMahan and her family lived in Olalla, Washington.[4]