Arnfield vs. Byrne

Arnfield made his professional debut on 26 October 2007, scoring a first-round stoppage over Lewis Byrne.

For his next seventeen fights over a span of eight years, Arnfield went undefeated and won mainly four- and six-round points decisions.

Arnfield vs. Renda

On 14 February 2015, Cello Renda handed Arnfield his first loss, via three-round split decision, as part of the tournament semi-finals of Prizefighter 34: The Middleweights III.^[1]

Arnfield vs. Blackwell

Later in the year, on 14 November, Arnfield fought for his first major regional championship—the British middleweight title—but lost a twelve-round unanimous decision to defending champion Nick Blackwell.^[2]

Arnfield vs. Rose

On 25 March ,2017, Arnfield beat Brian Rose by unanimous decision in their 12 round contest. Rose was ranked #12 by the WBO at the time. The scorecards read 115-113, 115-113, 116-112 in favor of Arnfield.^[3]

Arnfield vs. Langford

On 17 February, 2018, Arnfield fought Tommy Langford for the British middleweight title. Langford won by unanimous decision in their 12 round contest.^[4]