Liz Sandals is a politician in Ontario, Canada. She is a member of the Legislative Assembly of Ontario, representing the riding of Guelph for the Ontario Liberal Party.

Sandals was raised in the Guelph area, and received a Bachelor of Science degree from the University of Guelph as well as a Master of Mathematics degree from the University of Waterloo. She taught computer science at the University of Guelph. Sandals lives in Guelph with her husband David where they raised two children.

Sandals was elected to her local public school board in 1988, and was re-elected four times. From 1998 to 2002, she served as President of the Ontario Public School Board Association. Sandals was the recipient of the first Outstanding Contribution to Education Award, granted by the Ontario Principals' Council.

In 2003, she opted for the nomination of Ontario Liberal Party, and defeated two long time Liberals. While she was a past supporter of the Progressive Conservative Party and worked for the 1995 campaign of rival Tory MPP Brenda Elliott, Sandals defeated her in the Ontario provincial election of 2003 by 2,872 votes in the riding of Guelph—Wellington. During the 2003-2007 session she served as parliamentary assistant for several portfolios including Education. After being re-elected in 2007 in the redistributed riding of Guelph, she was again appointed as parliamentary assistant to portfolios including education and transportation. She was re-elected again in the 2011 election.