Margot Madelaine Boer (born 7 August 1985) is a Dutch former speed skater.

She specialised in the 500, 1000 and 1500 m. After spending a few years at local teams in the South Holland area, Boer was seen as one of the Netherlands main future talents and was offered a contract at the KNSB youth development team for the 2006–07 season.

Her first success in her new team was winning a gold medal in the 500 m at the 2007 KNSB Dutch Single Distance Championships.

She won both races beating all the opponents, including favourites such as Marianne Timmer and Annette Gerritsen.

On 11 February 2014, Boer won the bronze medal in the women's 500 m longtrack speedskating event at the 2014 Sochi Winter Olympics.