The 2010 Sony Ericsson Open, was a tennis tournament for men and women held from March 22 to April 4, 2010. It was the 26th edition of the Miami Masters event and is played on outdoor hard courts at the Tennis Center at Crandon Park in Key Biscayne, Florida, located near Miami. The tournament is a part of 2010 ATP World Tour and 2010 WTA Tour, classified as an ATP World Tour Masters 1000 and a WTA Premier Mandatory event respectively.

Gaël Sébastien Monfils is a French professional tennis player. He has been ranked as high as world No. 6 in singles by the ATP, which he achieved in November 2016. His career highlights include reaching two major semifinals at the 2008 French Open and 2016 US Open, and three ATP Masters 1000 finals – two at the Paris Masters in 2009 and 2010, and the other at the 2016 Monte-Carlo Masters. Monfils was named the ATP Newcomer of the Year in 2005. He has won twelve ATP Tour singles titles and has been runner-up twenty-two times. He has reached at least one ATP Tour singles final every year since 2005 for 19 consecutive seasons, and is one of four players in the Open Era to do so for 19 or more seasons. He is also eight among active players with 550 career match wins.