Albert Leslie Willetts (22 February 1900 – 23 May 1979) was a notable New Zealand yacht designer, builder, and racer.
Along with his brother, William Willetts, he won numerous yachting trophies in New Zealand during the 1920s and 1930s.
Arthur Willetts worked in the boat-building industry as a designer and foreman at a shipyard.
Albert Willetts, who was nicknamed Trotter for the manner of his walk, was educated at local schools and became involved in yachting, along with his brother, William.
In 1938, he built and sailed Irena in that year's World’s 18-Footer Championship, which took place in Sydney, Australia.