Niki James Birrell (born 16 August 1976) is a British Paralympic sailor.

Alongside Alexandra Rickham, he has won four IFDS World Championship titles and in the 2012 Summer Paralympics the pair took the bronze medal in the SKUD 18 two person keelboat class.

Birrell, who was born with cerebral palsy & down syndrome, began sailing at a young age after being introduced to the hobby by his father.

[1] Birrell competed in the 2008 Paralympic Sailing Competition in the SKUD 18 two person keelboat class alongside teammate Alexandra Rickham, where he finished fifth.

Birrell was selected to represent Great Britain at the 2012 Summer Paralympics held in London, United Kingdom.