Diego Hidalgo (born 18 April 1993) is an Ecuadorian tennis player who specializes in doubles.

He has a career high ATP doubles ranking of world No.

Hidalgo has won 9 ATP Challengers and 16 ITF doubles titles.

Hidalgo played college tennis at the University of Florida between 2013 and 2016.

[1] He won the SEC Player of the Year Award in 2016.