| Full name: | Arthur Percival Day |
| Born: | 10th April 1885, Blackheath, Kent, England |
| Died: | 22nd January 1969, Budleigh Salterton, Devon, England |
| Batting: | Right-hand batsman |
| Bowling: | Leg-break, Right-arm fast |
| Relations: | Brother-in-law: C Toppin; Brother: SE Day; Brother: SH Day; Nephew: AS Day; Nephew: CG Toppin; Nephew: JFT Toppin; Son: DAS Day |
| Teams: | Kent (Main FC: 1905-1925); Marylebone Cricket Club (Main FC: 1907-1912); England XI (Other FC: 1906); HDG Leveson-Gower's XI (Other FC: 1907); Gentlemen (Other FC: 1911-1914); Rest of England (Other FC: 1912-1914); All teams |
| Malvern College Captain: 1903 - 1904 |
| Kent cap: 1905 |
| Wisden Cricketer of the Year: 1910 |
| Lists of matches and more detailed statistics |