Jaron Ennis, the Philadelphia switch-hitter who became a two-division world champion

Jaron "Boots" Ennis grew up inside his father's Philadelphia gym and turned that childhood into one of the most destructive unbeaten records of his generation. A unified welterweight champion in 2025, he moved up to 154 pounds and, in June 2026, took the WBA and WBO junior middleweight titles from Xander Zayas to become a two-division world champion.

Growing Up in Bozy's Dungeon

Jaron Ennis was born on June 26, 1997, in Philadelphia, the youngest member of a fighting family. His father, Derek "Bozy" Ennis, had six professional bouts before turning to training, and his two older brothers, Derek "Pooh" Ennis and Farah Ennis, both became ranked professionals. The Philadelphia Inquirer reported that Pooh rose to No. 3 in the IBF middleweight rankings and Farah to No. 6 with the WBC at super middleweight, though neither won a world title. Jaron is more than ten years younger than both.

The family story is tied to a gym. Bozy began training fighters at an old Police Athletic League gym in Germantown that sat below street level, a space that earned the nickname "the dungeon." The name followed him to his later gym on Paul Street in Frankford, near the Market-Frankford El, a former trolley repair shop officially called Philly 1 on 1 Boxing. According to the Inquirer, Jaron was still in a baby walker when he began copying his father's hand movements as Bozy worked the heavy bag.

His nickname also came from home. His mother, Sharon Ennis, called him "Boops" as a small boy; at the gym the word was heard as "Boots," and it stuck. Both the Inquirer and CNN tell the story the same way. Ennis has said his brothers showed him what to do and what not to do, and the Inquirer described their careers as a roadmap he studied closely.

Golden Gloves Success Before Turning Professional

Ennis attended Saul High School while building his amateur record. He won a silver medal at the 2014 U.S. National Golden Gloves in Las Vegas, then returned the following year to take gold at light welterweight. In 2015 he also won the USA Youth National Championships in Reno. Rather than chase a long amateur career, he turned professional the next spring with his father in his corner.

A Knockout Run After the 2016 Debut

Ennis made his professional debut on April 30, 2016, at the Dixie Center in St. George, Utah, stopping Cory Muldrew in the first round. He won his first 19 fights, nearly all of them inside the distance, and kept a steady pace through 2017 and 2018 against opponents such as Mike Arnaoutis and Armando Alvarez.

The only blemish on his record came on December 19, 2020, at Mohegan Sun Arena in Montville, Connecticut. He was fighting Chris van Heerden for the vacant IBO welterweight title when an accidental clash of heads in the first round opened a bad cut on van Heerden's forehead. The referee stopped the bout and it was ruled a no contest.

He went back to the same arena on April 10, 2021, and stopped Sergey Lipinets in the sixth round. On October 30, 2021, in an IBF eliminator in Paradise, Nevada, he knocked out Thomas Dulorme in the first round. Then on May 14, 2022, in Carson, California, he stopped Custio Clayton in two rounds in another IBF eliminator, taking his record to 28-0 at the time.

Interim Gold and the IBF Welterweight Title

The title he had chased came in stages. On January 7, 2023, at Capital One Arena in Washington, D.C., Ennis won the vacant IBF interim welterweight title with a unanimous decision over Karen Chukhadzhian, one of the few opponents to last twelve rounds with him. He defended that belt on July 8, 2023, at Boardwalk Hall in Atlantic City, stopping Roiman Villa in the tenth round.

On November 9, 2023, the IBF stripped Terence Crawford of its welterweight belt and elevated Ennis to full champion. He brought title fights home to Philadelphia in 2024. On July 13 at the Wells Fargo Center, David Avanesyan retired on his stool after five rounds. On November 9 at the same arena, Ennis beat Chukhadzhian again on a unanimous decision.

Unifying at Welterweight Against Eimantas Stanionis

On April 12, 2025, at Boardwalk Hall in Atlantic City, Ennis faced WBA welterweight champion Eimantas Stanionis in a unification bout. He knocked Stanionis down in the sixth round, and the Lithuanian's corner pulled him out. Wikipedia lists the result as a corner retirement, while ESPN described it as a sixth-round TKO. Either way, Ennis now held the IBF and WBA belts along with The Ring welterweight championship, and ESPN moved him to the top of its welterweight rankings.

The reign was short by choice. Ennis announced in June 2025 that he would move up to 154 pounds, and he vacated the IBF title on July 7, 2025. The WBA and Ring belts were also given up that summer. In late July he announced a multi-fight extension with Matchroom Boxing and DAZN. Promoter Eddie Hearn told ESPN the deal included a commitment to face Vergil Ortiz Jr.

Moving Up to 154 Pounds

Ennis made his junior middleweight debut on October 11, 2025, in Philadelphia, at the arena formerly known as the Wells Fargo Center and now called the Xfinity Mobile Arena. He knocked Uisma Lima down twice and stopped him at 1:58 of the first round, winning the vacant WBA interim title. CNN noted that the win took his record to 35 wins, 31 of them by knockout.

The fight with Ortiz never happened. Hearn had talked about early 2026, but Boxing News reported in July 2026 that Ortiz had been out of action since November because of a lawsuit with Golden Boy Promotions. Ennis went after the champions at 154 instead.

Three Knockdowns and Two Belts Against Xander Zayas

On June 27, 2026, at Barclays Center in Brooklyn, Ennis challenged Xander Zayas for the WBA and WBO junior middleweight titles. Zayas, from Puerto Rico, came in unbeaten and was described by Boxing Insider as the sport's youngest male unified champion. Ennis switched to southpaw during the first round and dropped Zayas with a straight left, the first knockdown of Zayas's professional career.

The third round brought the most trouble Ennis has faced. The Ring reported that a Zayas right hand staggered him with just under 1:40 left, and a straight right snapped his head back later in the round. Ennis clinched, then answered with a hard left to the body in the final seconds. Afterward he rejected the idea that he had been hurt, telling The Ring, "No, I was chilling."

A right hand put Zayas down in the fifth round. In the seventh a body shot sent him to one knee for the third time, and the fight ended at 1:49 of the round. Reports differ on how it ended. Boxing Insider wrote that referee Harvey Dock waved it off, while The Ring said Zayas's trainer, Javiel Centeno, asked for the stoppage. It was Zayas's first professional loss. Ennis graded his own performance a "C," citing laziness on the inside, and The Ring later ranked him No. 9 pound-for-pound.

The Switch-Hitting Style Behind the Knockouts

Ennis is usually listed as a southpaw, although he switches stances often enough that some records list him as orthodox. He stands 5 feet 10 inches with a 74-inch reach and was physically large for a welterweight. Descriptions of his style point to speed, power and variety: a jab he throws to the head and body, feints to draw opponents forward, combinations that change levels and angles, and a Philly shell defense he uses to set up counters. His record shows how often that mix ends fights early.

Professional Record and Titles Won

As of The Ring's report of June 28, 2026, after the Zayas fight, Ennis's professional record stood at 36 wins, 0 losses and 0 draws, with 32 wins by knockout and one no contest. Wikipedia gives the same figures. Boxing Insider printed 36-0 with 32 knockouts as his record going into the fight, which does not match the earlier counts. ESPN listed him at 34-0 with 30 knockouts before the Lima bout, and adding the stoppages of Lima and Zayas gives the post-fight total of 36-0, 32 KOs.

Reported titles at welterweight: the IBF interim title (January 2023), the full IBF title after his elevation in November 2023 (vacated July 2025), and the WBA and The Ring belts won in April 2025 and vacated later that summer. At junior middleweight: the WBA interim title (October 2025), then the WBA and WBO world titles (June 2026).

In July 2026 Hearn told Boxing News that IBF titleholder Josh Kelly was the most likely next opponent and that Ennis wanted to become undisputed at 154 pounds. In the sources consulted for this article, no date for that fight had been officially confirmed.

Sources

• Jaron Ennis, Wikipedia, accessed November 2026
• Jaron "Boots" Ennis is the latest in a Philadelphia boxing family, The Philadelphia Inquirer (Matt Breen), May 11, 2022
• Jaron Ennis' fight at the Wells Fargo Center in October against Uisma Lima, The Philadelphia Inquirer (Matt Breen), August 11, 2025
• Jaron Ennis vs. Vergil Ortiz being lined up for Q1 2026, ESPN, October 8, 2025
• Jaron Ennis: How Philadelphia's latest champ is priming himself for boxing greatness, CNN (Aleks Klosok and Darren Lewis), November 7, 2025
• Ennis denies he was hurt in third round, says he was "chilling", The Ring (Keith Idec), June 28, 2026
• Ennis stops Zayas to become unified 154-pound champion, Boxing Insider, June 28, 2026
• Eddie Hearn on who next for Jaron Ennis, Boxing News (Tom Eaton), July 10, 2026