Walsh vs Mosley Jr

When is Walsh vs Mosley Jr?

Callum Walsh could take on Shane Mosley Jr in Summer 2026 the United States.

The fight would be contested over 12 rounds in the Super Welterweight division, which means the weight limit would be 154 pounds (11 stone or 69.8 kg).

Walsh vs Mosley Jr stats

Callum Walsh would step into the ring with an undefeated record of 16 wins, zero losses, and 0 draws, 11 of those wins coming by way of knockout.

Shane Mosley Jr would make his way to the ring with a record of 23 wins, 5 losses and 0 draws, with 13 of those wins by knockout.

The stats suggest Walsh would have an advantage in power over Mosley Jr, with a 69% knockout percentage compared to Mosley Jr's 57%.

Callum Walsh is the younger man by 10 years, at 25 years old.

Mosley Jr has a height advantage of 1 inch over Walsh. This also extends to a 5-inch reach advantage.

Callum Walsh fights out of the southpaw stance, while Shane Mosley Jr is an orthodox fighter.

Walsh is currently the less experienced professional fighter, having had 12 fewer fights, and made his debut in 2021, 7 years and 7 months later than Mosley Jr, whose first professional fight was in 2014. He has fought 92 fewer professional rounds, totaling 71 compared to Mosley Jr's 163.

Walsh vs Mosley Jr form

Walsh remains undefeated as a professional, stopping 2 of his last 5 opponents.

In his last fight, he beat Carlos Ocampo on January 23, 2026, by unanimous decision in their 10 round contest at UFC Apex, Las Vegas, United States.

Prior to that, he had beaten Fernando Vargas Jr on September 13, 2025, by unanimous decision in their 10 round contest at Allegiant Stadium, Las Vegas.

Going into that contest, he had won against Elias Espadas on June 21, 2025, by unanimous decision in the 5th round at Chumash Casino, Santa Ynez.

Before that, he had beaten Dean Sutherland on March 16, 2025, by knockout in the 1st round at Madison Square Garden Theater, New York.

He had defeated Przemyslaw Runowski on September 20, 2024, by knockout in the 2nd round at 3Arena, Dublin, Ireland.

Mosley Jr has beaten 4 of his last 5 opponents, stopping 3 of them, going the distance once.

In his last fight, he won against Serhii Bohachuk on May 10, 2026, by technical knockout in the 6th round at Meta Apex, Las Vegas, United States.

Prior to that, he had been beaten by Jesus Ramos on December 6, 2025, by unanimous decision in their WBC Interim World Middleweight championship fight at Frost Bank Center, San Antonio.

Going into that contest, he had won against Daniel Jacobs on July 6, 2024, by unanimous decision in their 10 round contest at Honda Center, Anaheim.

Before that, he had defeated Joshua Conley on December 2, 2023, by technical knockout in the 6th round at Toyota Center, Houston.

He had beaten D’Mitrius Ballard on June 10, 2023, by knockout in the 7th round at Toyota Arena, Ontario.

Activity check

In terms of recent activity, Callum Walsh has been fighting more than Shane Mosley Jr.

Callum Walsh last fought 5 months and 20 days ago, while Shane Mosley Jr's last outing was 2 months and 3 days ago.

Walsh's last 5 fights have come over a period of 1 year, 9 months and 23 days, which means he has been fighting approximately every 4 months and 12 days. In those fights, he fought a total of 28 rounds, meaning that they have lasted 5.6 rounds on average.

Mosley Jr's last 5 fights have come over a period of 3 years, 1 month and 3 days, meaning he has been fighting on average every 7 months and 13 days. In those fights, he fought a total of 41 rounds, meaning that they have lasted 8.2 rounds on average.

What are the odds on Walsh vs Mosley Jr?

Sorry, we couldn’t find any odds for Walsh vs Mosley Jr yet. If odds are not available initially after the fight is announced, bookmakers usually release them closer to the day of the fight.