Domestically, he played first-class cricket for Nottinghamshire from 1902 to 1932, and is their all-time leading run scorer.

Along with other notable batsmen such as Jack Hobbs, Frank Woolley and Phil Mead, he was one of a group who, beginning their careers in the Edwardian Era, seemed to go on for ever.

[1] Christopher Martin-Jenkins wrote of him: "A whimsical artist, George Gunn was capable of making runs against any attack, orthodox or unorthodox, as the mood took him.

His record in a long career is outstanding, but all who saw him play regularly seem agreed that he should have scored even more runs than he did.

After World War I, he was out of favour, and his final four Tests did not come until 1929–30, on a tour to the West Indies when several veteran players (e.g. Rhodes and Sandham) seem to have been chosen as a reward for long service.