May 2
At Corona, Calif. (ESPN2/ESPN Deportes): Mauricio Herrera vs. Ji-Hoon Kim, 10 rounds, junior welterweights; Miguel Acosta vs. Miguel Gonzalez, 10 rounds, lightweights; Taras Shelestyuk vs. TBA, 4 rounds, junior middleweights; Evgeny Chuprakov vs. TBA, 6 rounds, junior lightweights; Richard Contreras vs. TBA, 6 rounds, junior featherweights; Joshua Conley vs. TBA, 4 rounds, junior middleweights; Fernando Fuentes vs. TBA, 4 rounds, junior featherweights; Hector Serrano vs. TBA, 4 or 6 rounds, junior welterweights
May 3
At Las Vegas (Fox Deportes/FSN): Francisco Vargas vs. Jose Aguiniga, 10 rounds, junior lightweights; Anthony Dirrell vs. TBA, 8 rounds, super middleweights; Errol Spence Jr. vs. TBA, 6 rounds, junior middleweights; Joseph Diaz vs. Eric Gotay, 6 rounds, junior featherweights; Anthony Orozco vs. Jose Reynoso, 8 rounds, junior welterweights; Brandon Bennett vs. TBA, 8 rounds, junior lightweights; Carlos Velasquez vs. Giorgi Mtchedlishvili, 6 rounds, junior lightweights; Dominic Breazeale vs. TBA, 6 rounds, heavyweights; Jose Gonzalez vs. Alex Chavez, 4 rounds, junior featherweights
At Srisaket, Thailand: Yota Sato vs. Srisaket Sor Rungvisai, 12 rounds, for Sato’s WBC junior bantamweight title; Suriyan Sor Rungvisai vs. Edison Berwala, 6 rounds, junior bantamweights; Yodchanchai Nakornluang vs. Pansak Sor Ratidech, 6 rounds, bantamweights; Nawaphon Por Chokchai vs. Michael Rodriguez, 6 rounds, flyweights; Chaiyong Sithsaithong vs. Jen Yu Jia, 6 rounds, junior lightweights
At Aruba: Hector Camacho Jr. vs. Arturo Crespin, 10 rounds, junior middleweights
At Accra, Ghana: Albert Mensah vs. Ben Odamettey, 12 rounds, welterweights; Helen Joseph vs. TBA, 10 rounds, female featherweights
May 4
At Las Vegas (Showtime PPV): Floyd Mayweather Jr. vs. Robert Guerrero, 12 rounds, for Mayweather’s WBC welterweight title; Daniel Ponce De Leon vs. Abner Mares, 12 rounds, for Ponce De Leon’s WBC featherweight title; Leo Santa Cruz vs. Alexander Munoz, 10 rounds, junior featherweights; J’Leon Love vs. Gabriel Rosado, 10 rounds, middleweights; Ronald Gavril vs. Roberto Yong, 4 rounds, super middleweights; Badou Jack vs. Michael Gbenga, 8 rounds, light heavyweights; Luis Arias vs. Donyil Livingston, 6 rounds, super middleweights; Lanell Bellows vs. Matthew Garretson, 4 rounds, super middleweights
At Mannheim, Germany (Epix and EpixHD.com): Wladimir Klitschko vs. Francesco Pianeta, 12 rounds, for Klitschko’s IBF/WBO/WBA heavyweight title; Mike Perez vs. Travis Walker, 10 rounds, heavyweights; Christina Hammer vs. Zita Zatyko, 10 rounds, female super middleweights; Michael Wallisch vs. Tomaz Mrazek, 8 rounds, heavyweights; Hizni Altunkaya vs. Gyuli Bozai, 6 rounds, cruiserweights; Moritz Stahl vs. TBA, 4 or 6 rounds, super middleweights
At New York: Juan Dominguez vs. Manuel de los Reyes Herrera, 10 rounds, bantamweights; Frank Galarza vs. Jason Thompson, 8 rounds, junior middleweights; Joe Smith Jr. vs. Hamid Abdul-Mateen, 8 rounds, light heavyweights; Angel Garcia vs. Ray Velez, 6 rounds, junior lightweights; Bryant Cruz vs. Michael Doyle, 4 rounds, junior lightweights; Allan Phelan vs. Jimmy Small, 4 rounds, featherweights; Ryan Ramayya vs. Daniel Hernandez, 4 rounds, junior featherweights; Shawn Cameron vs. Jose Angel Ortiz, 4 rounds, junior middleweights; Akil Auguste vs. TBA, 4 rounds, middleweights
May 6
At Tokyo: Takashi Uchiyama vs. Jaider Parra, 12 rounds, for Uchiyama’s WBA junior lightweight title; Kohei Kono vs. Liborio Solis, 12 rounds, for Kono’s WBA junior bantamweight title
May 8
At Osaka, Japan: Kazuto Ioka vs. Wisanu Kokietgym, 12 rounds, for Ioka’s WBA “regular” junior flyweight title; Ryo Miyazaki vs. Carlos Velarde, 12 rounds, for Miyazaki’s WBA junior flyweight title
May 10
At Detroit (ESPN2/ESPN Deportes): Vernon Paris vs. Manuel Perez, 10 rounds, junior welterweights; Joel Diaz vs. Cornelius Lock, 10 rounds, featherweights
At Miami, Okla. (Showtime): Dierry Jean vs. Cleotis Pendarvis, 12 rounds, IBF junior welterweight eliminator; John Thompson vs. Geovanny Rodriguez, 8 rounds, middleweights
May 11
At Laredo, Texas (UniMas): Vic Darchinyan vs. Javier Gallo, 10 rounds, junior featherweights; Oscar Valdez vs. TBA, 4 rounds, featherweights
At Glasgow, Scotland: Ricky Burns vs. Jose Gonzalez, 12 rounds, for Burns’ WBO lightweight title; John Simpson vs. Choi Tseveenpurev, 12 rounds, junior lightweights; Stephen Simmons vs. Michael Sweeney, 10 rounds, cruiserweights
At Doncaster, England: Jamie McDonnell vs. Julio Ceja, 12 rounds, for vacant IBF bantamweight title
At Huntington, N.Y.: Vinny Maddalone vs. Richard Carmack, 10 rounds, heavyweights; Alan Gotay vs. Bryan Acaba, 6 rounds, lightweights; Anthony Karperis vs. Carlos Nieves, 4 rounds, junior welterweights; Dave Meloni vs. Soumana Abdoulaye, 4 rounds, featherweights; Carlos Lopez vs. Marcus Beckford, 4 rounds, middleweights; Yathomas Riley vs. Lionell Thomson, 8 rounds, light heavyweights
At Albuquerque, N.M.: Holly Holm vs. Mary McGee, 10 rounds, female junior welterweights
May 15
At New York: Lamar Russ vs. TBA, 8 rounds, middleweights; Tor Hamer vs. TBA, 8 rounds, heavyweights; Delen Parsley vs. TBA, 8 rounds, middleweights; Neuky Santalesis vs. TBA, 4 rounds, junior lightweights; Louis Cruz vs. TBA, 4 rounds, lightweights; Angel Suarez vs. TBA, 4 rounds, junior lightweights; Jay Rodriguez vs. TBA, 4 rounds, cruiserweights; Eduardo Alicea vs. TBA, 4 rounds, middleweights
May 17
At Gatineau, Canada (WealthTV): James DeGale vs, TBA, 12 rounds, super middleweights
At Moscow: Alexander Povetkin vs. Andrzej Wawrzyk, 12 rounds, for Povetkin’s WBA “regular” heavyweight title; Denis Lebedev vs. Guillermo Jones, 12 rounds, for Lebedev’s WBA cruiserweight title
At Lincoln, R.I.: Vladine Biosse vs. Latif Mundy, 8 rounds, super middleweights; Shelito Vincent vs. Christina Ruiz, 8 rounds, female bantamweights; Joe Gardner vs. Alex Amparo, rematch, 6 rounds, super middleweights; Maceo Crowder vs. Paul Gonsalves, 4 rounds, super middleweights; Jon Smith vs. Oscar Diaz, 4 rounds, welterweights; Kevin Cobbs vs. TBA, 4 rounds, light heavyweights; Noemi Bosques vs. TBA, 4 rounds, female flyweights; Jesse Barboza vs. TBA, 4 rounds, heavyweights; Thomas Falowo vs. TBA, 4 rounds, middleweights
May 18
At Atlantic City, N.J. (Showtime): Lamont Peterson vs. Lucas Matthysse, 12 rounds, welterweights; Devon Alexander vs. Lee Purdy, 12 rounds, for Alexander’s IBF welterweight title; Shawn Porter vs. Phil LoGreco, 10 rounds, welterweights; Anthony Ogogo vs. TBA, 4 rounds, middleweights
At Cancun, Mexico (Fox Deportes): Shane Mosley vs. Pablo Cesar Cano, 12 rounds, welterweights; Sergio Thompson vs. TBA, 10 or 12 rounds, junior lightweights; Roberto Manzanarez vs. Oscar Arena, 10 rounds, lightweights
At Trujillo, Puerto Rico (UniMas): Gamalier Rodriguez vs. Alicio Castaneda, 10 rounds, featherweights; Felix Verdejo vs. Corben Page, 6 rounds, junior lightweights; John Karl Sosa vs. TBA, 6 rounds, junior welterweights; Bernard Lebron vs. TBA, 4 rounds, junior welterweights
At Zitacuaro, Mexico: Edgar Sosa vs. Giovani Segura, 12 rounds, flyweights
At Legionowo, Poland: Krzysztof Zimnoch vs. Oliver McCall, 8 rounds, heavyweights
At London: “Prizefighter: Cruiserweights III: One-night tournament (all bouts 3 rounds, draw TBA), Wadi Camacho, Nathan Owens, Shane McPhilbin, Hari Miles, Conall Carmichael, Tony Conquest, Neil Dawson, Danny McIntosh
May 24
At Uncasville, Conn. (ESPN2/ESPN Deportes): Delvin Rodriguez vs. Freddy Hernandez, 10 rounds, junior middleweights; Issouf Kinda vs. Chris Howard, 10 rounds, junior welterweights; Michael Moore vs. Doel Carrasquillo, 8 rounds, junior middleweights; Constantin Bejenaru vs. Excell Holmes, 4 rounds, heavyweights; Joseph Perez vs. Frank Trader, 6 rounds, junior lightweights; Alexander Juarez vs. TBA, 4 rounds, junior middleweights
At Walsall, England: Ameth Diaz vs. Martin Gethin, 12 rounds, IBF lightweight eliminator
May 25
At Montreal (HBO): Jean Pascal vs. Lucian Bute, 12 rounds, light heavyweights; Eleider Alvaraez vs. TBA, 12 rounds, light heavyweights; Kevin Bizier vs. TBA, 8 rounds, welterweights; Sebastien Gauthier vs. TBA, 8 rounds, bantamweights
At London (HBO): Mikkel Kessler vs. Carl Froch, rematch, 12 rounds, WBA/IBF super middleweight unification; George Groves vs. Noe Gonzalez Alcoba, 12 rounds, super middleweights; Tony Bellew vs. Isaac Chilemba, rematch, 12 rounds, WBC light heavyweight eliminator
At Zihuatanejo, Mexico: Juan Carlos Sanchez vs. Roberto Sosa, 12 rounds, for Sanchez’s IBF junior bantamweight title
At Buenos Aires, Argentina: Omar Narvaez vs. Daniel Rosas, 12 rounds, for Narvaez’s WBO junior bantamweight title
May 26
At Saransk, Russia: Oleg Maskaev vs. Jason Gavern, 10 rounds, heavyweights