Robert 'Bobby' Donnelly (born 12 September 1962) is a South African lawn bowler.

Donnelly secured a silver medal in the fours at the 2000 World Outdoor Bowls Championship before competing in the 2002 Commonwealth Games bowls singles after receiving a late call up as an injury replacement.

He took a surprise gold medal defeating Jeremy Henry in the final.

[1] In 2009 he won the triples and fours gold medals at the Atlantic Bowls Championships[2][3] and two years later he won the pairs gold medal and singles bronze medal at the 2011 Atlantic Bowls Championships.

[6] He was selected as part of the South Africa team for the 2018 Commonwealth Games on the Gold Coast in Queensland.