Robert George Tomlinson (30 March 1869 – 13 January 1949) was an English brewer and cricketer who played for Derbyshire between 1891 and 1893 and was later umpire in first-class matches in Scotland.
His father was a director of Thomas Salt and Company brewers of Burton on Trent.
He entered the family brewing firm of Thomas Salt and Company to become a director, and played cricket for the brewery and for Derbyshire Friars.
Between 1905 and 1908 he umpired first-class matches in Edinburgh during June and July when Scotland played touring Australians, West Indians and South Africans and English counties.
His son William Tomlinson played first-class cricket for Derbyshire and for Cambridge University.