Thomas Sherwin Pearson-Gregory (20 June 1851 – 25 November 1935) was an English first-class cricketer active 1872–91 who played for Middlesex, Marylebone Cricket Club (MCC) and Oxford University.^[1]

Pearson was born in Barwell, Leicestershire,^[1] and educated at Rugby and Christ Church, Oxford. He inherited Harlaxton Manor in Lincolnshire on the death of Mrs Catherine Sherwin-Gregory, widow of his second cousin, in 1892 and changed his surname to Pearson-Gregory. He was a deputy lieutenant of Lincolnshire. He was High Sheriff of Lincolnshire in 1899.^[2] He died at Harlaxton. His brothers Hugo and Philip Pearson and his son Philip Pearson-Gregory were also cricketers.^[1]