Minimumweight • World Boxing Organization

Current champion: Oscar Collazo (0 title defenses)

No scheduled WBO Minimumweight bout

Timeline

  1. 30 Aug 1989

    Rafael Torres beats Yamil Caraballo via unanimous decision 12/12

    Minimumweight (105 lb)

    Rafael Torres becomes the WBO Minimumweight world champion

  2. 31 Jul 1990

    Rafael Torres beats Husni Ray via split decision 12/12

    Minimumweight (105 lb)

  3. 1 Jan 1993

    Rafael Torres's WBO Minimumweight world title reign ends

  4. 15 May 1993

    Paul Weir beats Fernando Martinez via knockout 7/12

    Minimumweight (105 lb)

    Paul Weir becomes the WBO Minimumweight world champion

  5. 25 Oct 1993

    Paul Weir beats Lindi Memani via unanimous decision 12/12

    Minimumweight (105 lb)

  6. 16 Dec 1993

    Paul Weir's WBO Minimumweight world title reign ends

  7. 22 Dec 1993

    Alex Sanchez beats Orlando Malone via knockout 1/12

    Minimumweight (105 lb)

    Alex Sanchez becomes the WBO Minimumweight world champion

  8. 7 Jan 1994

    Alex Sanchez beats Arturo Mayan via knockout 1/12

    Minimumweight (105 lb)

  9. 13 Aug 1994

    Alex Sanchez beats Carlos Juan Rodriguez via knockout 1/12

    Minimumweight (105 lb)

  10. 10 Sep 1994

    Alex Sanchez beats Oscar Andrade via knockout 4/12

    Minimumweight (105 lb)

  11. 28 Jan 1995

    Alex Sanchez beats Rafael Orozco via unanimous decision 12/12

    Minimumweight (105 lb)

  12. 29 Jul 1995

    Alex Sanchez beats Tomas Rivera via unanimous decision 12/12

    Minimumweight (105 lb)

  13. 29 Mar 1997

    Alex Sanchez beats Jose Burgos via unanimous decision 12/12

    Minimumweight (105 lb)

  14. 23 Aug 1997

    Ricardo Lopez beats Alex Sanchez via knockout 5/12

    Minimumweight (105 lb)

    Ricardo Lopez becomes the WBO Minimumweight world champion

  15. 19 Dec 1997

    Eric Jamili beats Mickey Cantwell via knockout 8/12

    Minimumweight (105 lb)

    Eric Jamili becomes the WBO Minimumweight world champion

  16. 6 Mar 1998

    Ricardo Lopez's WBO Minimumweight world title reign ends

  17. 30 May 1998

    Kermin Guardia beats Eric Jamili via corner retirement 5/12

    Minimumweight (105 lb)

    Kermin Guardia becomes the WBO Minimumweight world champion

  18. 27 Mar 1999

    Kermin Guardia beats Eric Jamili via unanimous decision 12/12

    Minimumweight (105 lb)

  19. 30 Oct 1999

    Kermin Guardia beats Luis Alberto Lazarte via split decision 12/12

    Minimumweight (105 lb)

  20. 6 Apr 2001

    Kermin Guardia beats Juan Alfonso Keb Baas via unanimous decision 12/12

    Minimumweight (105 lb)

  21. 1 Jun 2001

    Kermin Guardia's WBO Minimumweight world title reign ends

  22. 29 Jun 2002

    Jorge Mata becomes the WBO Minimumweight world champion

  23. 22 Nov 2002

    Jorge Mata beats Jairo Arango via unanimous decision 12/12

    Minimumweight (105 lb)

  24. 28 Mar 2003

    Eduardo Ray Marquez beats Jorge Mata via knockout 11/12

    Minimumweight (105 lb)

    Eduardo Ray Marquez becomes the WBO Minimumweight world champion

  25. 3 May 2003

    Ivan Calderon beats Eduardo Ray Marquez via technical decision 9/12

    Minimumweight (105 lb)

    Ivan Calderon becomes the WBO Minimumweight world champion

  26. 5 Sep 2003

    Ivan Calderon beats Lorenzo Trejo via unanimous decision 12/12

    Minimumweight (105 lb)

  27. 6 Dec 2003

    Ivan Calderon beats Alex Sanchez via unanimous decision 12/12

    Minimumweight (105 lb)

  28. 20 Mar 2004

    Ivan Calderon beats Edgar Cardenas via knockout 11/12

    Minimumweight (105 lb)

  29. 31 Jul 2004

    Ivan Calderon beats Roberto Carlos Leyva via unanimous decision 12/12

    Minimumweight (105 lb)

  30. 27 Nov 2004

    Ivan Calderon beats Carlos Fajardo via unanimous decision 12/12

    Minimumweight (105 lb)

  31. 30 Apr 2005

    Ivan Calderon beats Noel Tunacao via knockout 8/12

    Minimumweight (105 lb)

  32. 25 Jun 2005

    Ivan Calderon beats Gerardo Verde via unanimous decision 12/12

    Minimumweight (105 lb)

  33. 10 Dec 2005

    Ivan Calderon beats Daniel Reyes via unanimous decision 12/12

    Minimumweight (105 lb)

  34. 18 Feb 2006

    Ivan Calderon beats Isaac Bustos via unanimous decision 12/12

    Minimumweight (105 lb)

  35. 29 Apr 2006

    Ivan Calderon beats Miguel Tellez via knockout 9/12

    Minimumweight (105 lb)

  36. 21 Oct 2006

    Ivan Calderon beats Jose Luis Varela via unanimous decision 12/12

    Minimumweight (105 lb)

  37. 28 Apr 2007

    Ivan Calderon beats Ronald Barrera via split decision 12/12

    Minimumweight (105 lb)

  38. 25 Aug 2007

    Ivan Calderon's WBO Minimumweight world title reign ends

  39. 30 Sep 2007

    Donnie Nietes beats Somporn Seeta via unanimous decision 12/12

    Minimumweight (105 lb)

    Donnie Nietes becomes the WBO Minimumweight world champion

  40. 30 Aug 2008

    Donnie Nietes beats Eddy Castro via knockout 2/12

    Minimumweight (105 lb)

  41. 28 Feb 2009

    Donnie Nietes beats Erik Ramirez via unanimous decision 12/12

    Minimumweight (105 lb)

  42. 12 Sep 2009

    Donnie Nietes beats Manuel Vargas via split decision 12/12

    Minimumweight (105 lb)

  43. 14 Aug 2010

    Donnie Nietes beats Mario Rodriguez via unanimous decision 12/12

    Minimumweight (105 lb)

  44. 25 Feb 2011

    Raul Garcia becomes the WBO Minimumweight world champion

  45. 30 Apr 2011

    Raul Garcia beats Rommel Asenjo via knockout 3/12

    Minimumweight (105 lb)

  46. 27 Aug 2011

    Moises Fuentes beats Raul Garcia via split decision 12/12

    Minimumweight (105 lb)

    Moises Fuentes becomes the WBO Minimumweight world champion

  47. 2 Jun 2012

    Moises Fuentes beats Julio Cesar Felix via knockout 1/12

    Minimumweight (105 lb)

  48. 6 Oct 2012

    Moises Fuentes beats Ivan Calderon via knockout 5/12

    Minimumweight (105 lb)

  49. 19 Apr 2013

    Merlito Sabillo becomes the WBO Minimumweight world champion

  50. 13 Jul 2013

    Merlito Sabillo beats Jorle Estrada via knockout 9/12

    Minimumweight (105 lb)

  51. 30 Nov 2013

    Merlito Sabillo and Carlos Buitrago share a draw 12/12

    Minimumweight (105 lb)

  52. 22 Mar 2014

    Francisco Rodriguez Jr beats Merlito Sabillo via knockout 10/12

    Minimumweight (105 lb)

    Francisco Rodriguez Jr becomes the WBO Minimumweight world champion

  53. 9 Aug 2014

    Francisco Rodriguez Jr beats Katsunari Takayama via unanimous decision 12/12

    Minimumweight (105 lb)

  54. 1 Dec 2014

    Francisco Rodriguez Jr's WBO Minimumweight world title reign ends

  55. 31 Dec 2014

    Katsunari Takayama beats Go Odaira via knockout 7/12

    Minimumweight (105 lb)

    Katsunari Takayama becomes the WBO Minimumweight world champion

  56. 2 Mar 2015

    Katsunari Takayama's WBO Minimumweight world title reign ends

  57. 30 May 2015

    Kosei Tanaka beats Julian Yedras via unanimous decision 12/12

    Minimumweight (105 lb)

    Kosei Tanaka becomes the WBO Minimumweight world champion

  58. 31 Dec 2015

    Kosei Tanaka beats Victorio Saludar via knockout 6/12

    Minimumweight (105 lb)

  59. 10 Apr 2016

    Kosei Tanaka's WBO Minimumweight world title reign ends

  60. 20 Aug 2016

    Katsunari Takayama beats Riku Kano via technical decision 6/12

    Minimumweight (105 lb)

    Katsunari Takayama becomes the WBO Minimumweight world champion

  61. 14 Apr 2017

    Tatsuya Fukuhara becomes the WBO Minimumweight world champion

  62. 27 Aug 2017

    Ryuya Yamanaka beats Tatsuya Fukuhara via unanimous decision 12/12

    Minimumweight (105 lb)

    Ryuya Yamanaka becomes the WBO Minimumweight world champion

  63. 18 Mar 2018

    Ryuya Yamanaka beats Moises Calleros via corner retirement 8/12

    Minimumweight (105 lb)

  64. 13 Jul 2018

    Victorio Saludar beats Ryuya Yamanaka via unanimous decision 12/12

    Minimumweight (105 lb)

    Victorio Saludar becomes the WBO Minimumweight world champion

  65. 26 Feb 2019

    Victorio Saludar beats Masataka Taniguchi via unanimous decision 12/12

    Minimumweight (105 lb)

  66. 24 Aug 2019

    Wilfredo Mendez beats Victorio Saludar via unanimous decision 12/12

    Minimumweight (105 lb)

    Wilfredo Mendez becomes the WBO Minimumweight world champion

  67. 26 Oct 2019

    Wilfredo Mendez beats Axel Aragon Vega via technical decision 7/12

    Minimumweight (105 lb)

  68. 8 Feb 2020

    Wilfredo Mendez beats Gabriel Mendoza via knockout 9/12

    Minimumweight (105 lb)

  69. 14 Dec 2021

    Masataka Taniguchi beats Wilfredo Mendez via technical knockout 11/12

    Minimumweight (105 lb)

    Masataka Taniguchi becomes the WBO Minimumweight world champion

  70. 22 Apr 2022

    Masataka Taniguchi beats Kai Ishizawa via technical knockout 11/12

    Minimumweight (105 lb)

  71. 6 Jan 2023

    Melvin Jerusalem beats Masataka Taniguchi via technical knockout 2/12

    Minimumweight (105 lb)

    Melvin Jerusalem becomes the WBO Minimumweight world champion

  72. 27 May 2023

    Oscar Collazo beats Melvin Jerusalem via corner retirement 7/12

    Minimumweight (105 lb)

    Oscar Collazo becomes the WBO Minimumweight world champion

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