Erkki Lill (born 24 April 1968 in Tallinn) is an Estonian curler and curling coach.
At the national level, he is a six-time Estonian men's champion curler (2005, 2008, 2009, 2010, 2011, 2020), a five-time Estonian mixed champion curler (2009, 2011, 2012, 2013, 2014) and a three-time Estonian mixed doubles champion curler (2013, 2015, 2017).
Out of curling, he competed as marathon runner.