Treat Conrad Huey (born 28 August 1985) is a Filipino-American tennis player who represents the Philippines in international competition. He specializes in doubles and has reached fifteen finals on the ATP World Tour. He won titles at the 2012 Citi Open, 2013 Swiss Indoors, and 2014 Aegon International alongside Dominic Inglot, 2015 Estoril Open with Scott Lipsky, and 2015 St. Petersburg Open and 2015 Malaysian Open, Kuala Lumpur with Henri Kontinen. Huey reached his career-high doubles ranking of World No. 20 in March 2014. Among his partners were Somdev Devvarman, Brian Battistone, Jeff Coetzee, Harsh Mankad, Jerzy Janowicz, Dominic Inglot, Jack Sock, Jonathan Erlich, Scott Lipsky, Henri Kontinen and Max Mirnyi. As of 2016, his partner is Max Mirnyi.