Gennady Golovkin vs. David Lemieux was a middleweight unification professional boxing match contested between WBC interim, WBA (Super), and IBO champion, Gennady Golovkin and IBF champion, David Lemieux. The bout took place at Madison Square Garden on October 17, 2015.

The card was promoted by Golden Boy Promotions and K2 Promotions. The bout was to unify the WBA (Super), IBF, WBC interim, and IBO middleweight titles. The PPV buys were 150,000.^[1] Tom Loefler of K2 Promotions said after the GGG vs. Jacobs fight that GGG vs. Lemieux did 163,000 PPV buys.

More information Weight Class, Weight ...

Weight Class	Weight		vs.		Method	Round	Time	Notes
Middleweight	160 lbs.	Gennady Golovkin (c)	def.	David Lemieux (c)	TKO	8/12	1:32	Note 1
Flyweight	112 lbs.	Román González (c)	def.	Brian Viloria	TKO	9/12	2:53	Note 2
Heavyweight	200+ lbs.	Luis Ortiz	def.	Matias Ariel Vidondo	KO	3/12	0:17	Note 3
Middleweight	160 lbs.	Tureano Johnson	def.	Eamonn O'Kane	UD	12/12
Junior welterweight	140 lbs.	Maurice Hooker	def.	Ghislain Maduma	SD	10/10
Lightweight	135 lbs.	Lamont Roach Jr.	def.	Jose Bustos	UD	6/6
Junior welterweight	140 lbs.	Ruslan Madiev	def.	Sean Gee	UD	4/4

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^Note 1 For WBC interim, WBA (Super), IBF, and IBO middleweight titles.
^Note 2 For WBC flyweight title.
^Note 3 For WBA interim heavyweight title.

The telecast of the fight was televised via HBO PPV.