Starting off his pro career on March 2011 age 26, Stephen Simmons has had a total of 15 fights - 13 wins, 2 losses, and 0 draws. 6 of the wins coming via stoppage. Between March 2011 and October 2014, Simmons had his longest winning streak of 11 fights. In his 15 fights, his longest KO streak is 2 fights long.
In a great debut, Simmons took on Nick Okoth in a 4 round fight, becoming the 13th person to stop Okoth in his 48 fight career to date. Simmons built on his successful start to his career by fighting 3 times in 2011 and 2 times in 2013 which included fights against Hastings Rasani, Hari Miles and Michael Sweeney to name just a few.
Michael Sweeney was Simmons's next fight on May 11th, 2013 and also his next win in his career. The win came in the 3rd round of a 10 round fight via RTD. Simmons was the 2nd person to stop Michael in his career.
On September 7th, 2013 Simmons fought and beat David Graf (10-0-0) to continue his unbeaten streak. David Graf was Simmons's next opponent of his career in 2013. The fight was scheduled for 10 and Simmons was the 4th person to go the distance with Graf. Taking his record to 11 wins, 0 losses and 0 draws, Simmons then went on to win a further 2 fights.
On April 4th, 2015, Simmons took on and was defeated by Jon-lewis Dickinson in his first career defeat meaning his career tally went to 11-1-0. Simmons faced the first defeat of his career against Jon-lewis Dickinson in the 8th round of a 10 round fight via TKO. Simmons then went on to face Jiri Svacina where he added another win to his tally.
Pushing his career further, Simmons fought Imantas Davidaitis on December 5th, 2015 adding to his winning record. Simmons was the 4th person to stop Imantas and he did it in the 5th round via TKO.
The next defeat of Simmons's career came against Noel Gevor on October 14th, 2016. This took his career record to 13-2-0. Opponent Gevor fought well and proved he was technically superior to Simmons over the full 12 round fight. The fight came to a close after the final bell, Gevor the victor on the judges decision (SD), with Simmons left wondering where his career will go next.