Argüello defended this title a few times, then moved up in weight to challenge world Junior Lightweight champion Alfredo Escalera in Bayamón, Puerto Rico, in what has been nicknamed The Bloody Battle of Bayamón by many.

His reign at Junior Lightweight saw him fend off the challenges of Escalera in a rematch held at Rimini, Italy, as well as former and future world champion Bobby Chacon, future two time world champion Rafael " Bazooka " Limón, Ruben Castillo, future champion Rolando Navarrete, and Diego Alcalá, beaten in only one round.

Arguello had previously won three boxing titles ( at Featherweight, Junior Lightweight and Lightweight ) and hoped to become the first boxer ever to win world titles in four divisions by adding the Jr. Welterweight title.

After a stellar amateur career, Camacho began a quick rise through the professional rankings, first in the Featherweight and then in the Junior Lightweight division.

When World Junior Lightweight champion Bobby Chacón refused to go to Puerto Rico to defend his title against Camacho, the WBC declared the world championship vacant, and the man Chacon had taken the title from, Rafael Limón, fought Camacho for the vacant title.

On August 12, 2008, Serrano challenged Melissa Del Valle for the Junior Lightweight title.

On July 9, 1974, Chacon won the vacant WBC Featherweight title by defeating former WBA Junior Lightweight champion Alfredo Marcano in nine rounds at the Grand Olympic Auditorium in Los Angeles.

After going up in weight class to the Junior Lightweight division, he started 1931 by winning four fights in a row.

Then, on July 15, his dream of becoming Cuba's first world boxing champion finally came true, as he knocked out the defending world Junior Lightweight champion Benny Bass in seven rounds to take the world title.

Hernández did not disappoint those who had predicted him to be a future world champion as he knocked out world champion Londas in nine rounds in front of Londas ' hometown crowd, becoming World Junior Lightweight champion.

The Junior was never referred to as such in the USA ; it was tagged in official Hoover literature as the Lightweight Upright.

* Kid Chocolate-Boxer ( Former World Featherweight & Junior Lightweight Champion )

* Crew-Midwest Scholastic Rowing Championship-2000, 2002, 2004, 2005, 2006, 2007, 2008, 2009, 2011-National Championships-Gold in Men's Junior 4 + 2004, Silver in Men's Lightweight 8 + in 2006, Silver in Men's Freshman 8 + in 2010, Silver in Men's Junior 8 + in 2011

Ashley lost her next fight, when she met the experienced Chevelle Hallback, for Hallback's WIBA world Junior Lightweight title, by a ten round unanimous decision, in Georgia on August 27.

Byrd then took off two years from boxing, deciding to lose weight and return as a Junior Lightweight in 2001.

Jack Bernstein won the World Junior Lightweight Championship on May 30, 1923 from titleholder Dundee in New York City ’ s Velodrome in a unanimous 15-round decision.

" The two fought a “ rubber ” third match 10 months later, on September 15, 1924, 3 months after Dundee lost his Junior Lightweight title.

The coliseum opened on March 16, 1960, with Gabriel " Flash " Elorde boxing for the World Junior Lightweight crown from American Harold Gomes.

Next year 1962, at Westminster, the Bench Show Committee has raised the requirements so that a junior must win 3 or more Junior Classes in the open division only to qualify for Westminster.

The Alexandria Blizzard are a Junior A ice hockey team in the North American Hockey League's central division.

454 Life Sciences, a division of Roche, produces two systems based on their pyrosequencing technology: the GS FLX + System and the GS Junior System.

Previously, Willoughby South High School and current rival Eastlake North High were housed in the same building called Union High, but following the division, the then-abandoned Union High became the location of Willoughby Junior High School until 1972.

In June 1981, Leonard moved up to the junior middleweight division for one fight, knocking out Ayub Kalule in nine rounds to win the WBA Junior Middleweight Championship.

The league was formed in 1974, out of the Major Junior A Tier I division of the Ontario Hockey Association.

In 1933, the junior division was divided into two levels, Junior A and Junior B.

When the CAHA reorganized junior hockey in 1971, it named the WCHL one of three Tier I Major-Junior leagues, along with the Ontario Hockey Association's Tier I division ( now the Ontario Hockey League ) and the Quebec Major Junior Hockey League.

* 1984 World Junior Golf Championships ( Boys 13 – 14 division )

The new governing body replaced an earlier system where club delegates met informally to decide on the rules, the selection of the winner of the Challenge Cup, the division of clubs into Senior and Junior status, and other matters of mutual interest.

They are one of the biggest football clubs operating in Scottish Junior football, regularly attracting crowds of around 550, more than many clubs in the third division and even some in the second division of the Scottish Football League can reasonably expect to attract.

In some regional or national circuit tournaments with multiple divisions, inexperienced judges are most commonly placed in the Novice division, while the Junior Varsity and Varsity divisions enjoy more experienced judges.

The University of New Haven was founded in 1920 as the New Haven YMCA Junior College, a division of Northeastern University, which shared buildings, laboratories, and faculty members at Yale University, for nearly forty years.

* Northcote Junior Football Club ( NJFC ), a junior Australian Rules football team allied with Northcote Park, competes in the Northern Football League junior division.

McNeese State University was founded in 1939 as a division of Louisiana State University and was originally called Lake Charles Junior College.

A division of the Ministry until 1993, it continues to publish the School Journal and Junior Journal magazines and the Ready to Read readers for the Ministry, as well as services for other organisations.

In January 1950, the name changed to Midwestern University, the junior college division remaining Hardin Junior College.

Three national championships exist for two weight divisions, Heavy and Light, and also sometimes a Junior division for drivers under the age of sixteen which run a version of the Rotax Max engine without a power valve.

* At the same time that girls were admitted, grades 4 through 6 were phased out and the Junior School / Senior School division was eliminated.

In 2000 Mouly started a Raw Junior division and launched the Little Lit series.

He defeated former world champion Betulio González in Maracaibo, Venezuela by a decision in 15, Steve Muchoki in Copenhagen, Denmark by a knockout in 13, Ramon Neri ( a deaf-mute boxer ) by a knockout in 9 at Córdoba, Shuichi Hozumi by a knockout in 2 in Japan, Hee Sup Chin, by a knockout in one in South Korea, Juan Herrera, in a rematch at Marsala, Italy, by a decision in 15, former world champion Prudencio Cardona by a knockout in 10 in Córdoba, former two-time world Junior Flyweight champion Hilario Zapata by a decision in 15 at Buenos Aires, and Antoine Monteiro, beaten by a knockout in 11 at Paris, France.

** Junior Men's champion: Soviet Union defeated Sweden

** Junior Men's champion: Soviet Union defeated Sweden

** Junior Men's champion: Soviet Union defeated Canada

** Junior Men's champion: Sweden defeated Finland

** Junior Men's champion: Czech Republic defeated Finland

** Junior Men's champion: Russia defeated Canada

** Junior Men's champion: Russia defeated Canada

** Junior Men's champion: Finland defeated Russia

** Junior Men's champion: Canada defeated Sweden

** Junior Men's champion: Canada defeated Russia

** Junior Men's champion: Canada defeated Sweden

** Junior Men's champion: Unified former USSR defeated Sweden

** Junior Men's champion: Canada defeated the USSR

** Junior Men's champion: Canada defeated Brussia

** Junior Men's champion: Soviet Union defeated Sweden

** Junior Men's champion: Canada defeated the USSR

** Junior Men's champion: Finland defeated Czechoslovakia after a bench clearing brawl occurred between Canada and the Soviet Union

** Junior Men's champion: Soviet Union defeated Canada

** Junior Men's champion: Canada defeated Czechoslovakia

** Junior Men's champion: USSR defeated Finland

** Junior Men's champion: USSR defeated Czechoslovakia

** Junior Men's champion: Canada defeated Czechoslovakia

His first experience with Russia's junior team was at the 1997 World Junior Championships, recording three points in six games as Russia defeated the Czech Republic for the bronze medal.