Welterweight is a weight class in combat sports. Originally the term "welterweight" was used only in boxing, but other combat sports like Muay Thai, taekwondo, and mixed martial arts also use it for their own weight division system to classify the opponents. +more In most sports that use it, welterweight is heavier than lightweight but lighter than middleweight.

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The first known instance of the term is from 1831, meaning "heavyweight horseman," later "boxer or wrestler of a certain weight" by 1896. This sense comes from earlier "welter" "heavyweight horseman or boxer" from 1804, possibly from "welt", meaning "to beat severely", from 15th century.


Professional boxing

A professional welterweight boxer's weight is greater than 140 pounds (≈63 kg), but no more than 147 pounds (≈67 kg).

Current world champions

Current champions

Sanctioning bodyReign beganChampionRecordDefenses
WBAApril 16, 2022Errol Spence Jr. +more28-0 (22 KO)center|0
WBCSeptember 28, 2019Errol Spence Jr. 28-0 (22 KO)center|2
IBFMay 27, 2017Errol Spence Jr. 28-0 (22 KO)center|5
WBOJune 9, 2018Terence Crawford38-0 (29 KO)center|5

Longest reigning world welterweight champions

Below is a list of longest reigning welterweight champions in boxing measured by the individual's longest reign. Career total time as champion (for multiple time champions) does not apply. +more

NameTitle reignTitle recognitionSuccessful defensesBeaten opponentsFights
1. Félix Trinidad6 years, 8 months, 14 daysIBF1515
2. Errol Spence Jr. IBF, WBC65
3. Antonio Margarito5 years, 3 months, 28 daysWBO77
4. José Nápoles4 years, 6 months, 2 daysWBA, WBC118
5. Terence CrawfordWBO55
6. Sugar Ray Robinson4 years, 1 month, 26 daysNYSAC, NBA55
7. Floyd Mayweather Jr. 4 years, 1 month, 18 daysWBC54
8. Pernell Whitaker4 years, 1 month, 6 daysWBC87
9. Pipino Cuevas4 years and 16 daysWBA1110
10. Donald Curry3 years, 7 months, 14 daysWBA77
11. Jack Britton3 years, 7 months, 13 daysWorld108

Amateur boxing

Olympic champions

The current Olympic male welterweight division is set at .


The weight division system is different in each organisation, so the kickboxing weight divisions of some international organizations vary: *International Kickboxing Federation (IKF), welterweight (Pro & Amateur) . *International Sport Karate Association (ISKA), welterweight . +more *World Kickboxing Association (WKA), welterweight (Pro) upper limit . *In Glory promotion, a welterweight division is up to . *ONE Championship, welterweight upper limit 84 kg.

Mixed martial arts

The welterweight limit, as defined by the Nevada State Athletic Commission and the Association of Boxing Commissions is .

Current champions

This table is not always up to date. Last updated August 21, 2022. +more

OrganizationReign beganChampionRecordDefenses
UFCAugust 20, 2022Leon Edwards20-3 (7 3)0
Bellator MMAJune 11, 2021Yaroslav Amosov26-0 (9KO 10SUB)0
ONE ChampionshipOctober 25, 2019Kiamrian Abbasov23-5 (8KO 4SUB)1
Fight Nights GlobalSeptember 17, 2021Nariman Abbasov27-3 (11KO 5SUB)0
KSWOctober 6, 2018Roberto Soldić20-3 (17KO 1SUB)2
Titan FCMarch 15, 2019Michael Graves9-1 (4KO 2SUB)1
ACAApril 26, 2019Albert Tumenov22-4 (14KO)1
Legacy Fighting AllianceAugust 21, 2020Jaleel Willis13-2 (5KO)0
Cage Warriors0

Other sports

Other sports to include a welterweight division include the following, * Muay Thai has fixed its weight division similarly to boxing. ** International Kickboxing Federation (IKF): Muay Thai Welterweight (Pro & Amateur) 142. +more1-147 lb or 64. 59-66. 8 kg ** World Muay Thai Council (WMC), welterweight range is from 140 to 147 lb or 63. 5 to 66. 6 kg ** World Muay Thai Federation (WMF), the official amateur organization, fixed welterweight from for adult; the junior category is the same as adult * The official rules of shoot boxing define welterweights as between . * In Olympic taekwondo, welterweight falls between . At the weight classes for the Olympic games it is between .