Reginald Lawson Waterfield (12 April 1900 – 10 June 1986 in Woolston) was a British hematologist known for his work in amateur astronomy, specialising in astrometry and the photography of comets.
[3][4] Waterfield served as Director of the British Astronomical Association Mars Section from 1931 to 1942 and its president from 1954 to 1956.
[5] After World War II he had to use a wheelchair due to polio.
[6] The minor planet 1645 Waterfield is named jointly for him and his cousin William Francis Herschel Waterfield (1886-1933), who was also a member of the British Astronomical Association and Fellow of the Royal Astronomical Society.
[7][8] He was the son of Reginald Waterfield, a prominent teacher and clergyman.