Ryan George Peter Bester (born 7 December 1984 in Hanover, Canada) is a Canadian lawn bowler.

Bester won the gold medal in the pairs with Keith Roney at the 2004 World Outdoor Bowls Championship in Ayr.

[2] 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][6] In the pairs, Bester qualified in first place with John Bezear in his group before being eliminated at the semi final stage, after losing to Ireland.

His seventh and eighth medals came in with a singles silver and pairs bronze at the 2019 Asia Pacific Bowls Championships in the Gold Coast, Queensland.