Sandra D. Jeff (born 1967 or 1968)[1] is an American politician who served as a member of the New Mexico House of Representatives from 2009 to 2015.

Jeff's reputation for voting with Republicans earned her a primary challenge in 2012.

[2] In 2014, Conservation Voters New Mexico was successful in having Jeff removed from the Democratic primary election ballot for reelection.

[3] On January 12, 2018, Jeff said she would register as a Libertarian and run for Secretary of State of New Mexico.

[4] On August 24, 2018, Jeff dropped out of the race, citing “unforeseen personal obligations.