September 16, 2017 at T-Mobile Arena in Las Vegas, and will be televised on HBO pay-per-view
Gennady "Triple G" Golovkin
37-0 (33 KO)
5'10.5
35 years old
Orthodox
Unified WBA, WBC, IBF, IBO middleweight champion.
Last 8 fights: Danny Jacobs UD, Kell Brook TKO5, Dominic Wade KO2, David Lemieux TKO8, Willie Monroe Jr. TKO 6, Martin Murray TKO11, Marco Antonio Rubio KO2, Daniel Geale TKO3
VS
Santos Saúl "Canelo" Álvarez Barragán
49–1–1 (34 KO)
5'9
27 years old
Orthodox
The Ring and technically lineal middleweight champion.
Last 8 fights: Julio César Chávez Jr. UD, Liam Smith KO9, Amir Khan KO6, Miguel Cotto UD, James Kirkland KO3, Erislandy Lara Split Decision, Alfredo Angulo TKO10, Floyd Mayweather Jr. Loss (decision).
Undercard
Super Bantamweight - Mexico Diego De La Hoya vs. United States Randy Caballero
Featherweight - Dominican Republic Claudio Marrero (c) vs. Puerto Rico Jesus Rojas
Super Lightweight - Mexico Antonio Orozco vs. Mexico Roberto Ortiz
Gennady "Triple G" Golovkin
37-0 (33 KO)
5'10.5
35 years old
Orthodox
Unified WBA, WBC, IBF, IBO middleweight champion.
Last 8 fights: Danny Jacobs UD, Kell Brook TKO5, Dominic Wade KO2, David Lemieux TKO8, Willie Monroe Jr. TKO 6, Martin Murray TKO11, Marco Antonio Rubio KO2, Daniel Geale TKO3
VS
Santos Saúl "Canelo" Álvarez Barragán
49–1–1 (34 KO)
5'9
27 years old
Orthodox
The Ring and technically lineal middleweight champion.
Last 8 fights: Julio César Chávez Jr. UD, Liam Smith KO9, Amir Khan KO6, Miguel Cotto UD, James Kirkland KO3, Erislandy Lara Split Decision, Alfredo Angulo TKO10, Floyd Mayweather Jr. Loss (decision).
Undercard
Super Bantamweight - Mexico Diego De La Hoya vs. United States Randy Caballero
Featherweight - Dominican Republic Claudio Marrero (c) vs. Puerto Rico Jesus Rojas
Super Lightweight - Mexico Antonio Orozco vs. Mexico Roberto Ortiz
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