Sherriff won the gold medal in the triples with Mark Casey, Brett Wilkie and Wayne Ruediger during the 2012 World Outdoor Bowls Championship in Adelaide. He also won silver in the pairs with Leif Selby. Four years earlier he had won a silver and bronze at the 2008 World Outdoor Bowls Championship in Christchurch, New Zealand.
In 2016 he was part of the triples team with Barrie Lester and Mark Casey who won the silver medal at the 2016 World Outdoor Bowls Championship in Christchurch and he also won a bronze medal in the singles.[4]
In 2020, he was selected for the 2020 World Outdoor Bowls Championship in Australia but the event was cancelled due to the COVID-19 pandemic.[5]
In 2023, he was selected as part of the team to represent Australia at the 2023 World Outdoor Bowls Championship.[6] He participated in the men's triples and the men's fours events.[7][8] In the triples with Corey Wedlock and Carl Healey, he won the gold medal. One week later in the fours partnering Wedlock, Healey and Aaron Teys, the team won their group before reaching the final against Scotland, where he won a second gold medal winning 12–10 to complete a very successful championship.
In 2023, he won double gold in the singles and the mixed pairs with Kelsey Cottrell at the 2023 World Bowls Indoor Championships.
He won the lawn bowls bronze medal at the 2014 Commonwealth Games.[9] He won the Bowls Australia Awards Night as the International Bowler of the Year for three consecutive years.[10]
Further success came as part of the Australian team for the 2018 Commonwealth Games on the Gold Coast in Queensland where he took two silver medals in the Triples and in the Fours.[11][12][13]
Sherriff has won six medals at the Asia Pacific Bowls Championships, including double gold in the triples and fours at the 2019 Asia Pacific Bowls Championships in the Gold Coast, Queensland.[14][15]
Sherriff has won three Australian National Bowls Championships titles and nine Australian Opens.[16]
In 2025, Sherriff won his fourth consecutive Australian Open singles title, it was Sherriff's ninth Australian Open title.[17][18]
