| Full name: | John Spencer Trevelyan |
| Born: | 3rd January 1864, St Pancras, Middlesex, England |
| Died: | 2nd November 1943, Netherwitton, Northumberland, England |
| Clubs: | Morpeth; Netherwitton; Longhirst; Cambo; Elswick Works; Gallowhill; Northumberland Club; Borderers |
| Relations: | Brother-in-law: R Spencer; Brother: FBT Trevelyan; Father: TR Trevelyan |
| Teams: | Marylebone Cricket Club (Miscellaneous: 1890); All teams |
| Lists of matches and more detailed statistics | |