- 1 January, Year unknown: Birth of Susan Walker
1930:
- January: The Swallows, Amazons, Captain Flint and Mr Duck are possibly still on a winter holiday in Norfolk composing Peter Duck as described in 'Their Own Story' (TOS 1,2) and mentioned in Swallowdale (SD4). Their holiday commenced in December, 1929.
1931:
- 12 January: the Ds — Dick Callum and Dorothea Callum — are introduced as new characters in Winter Holiday(WH1).
Native events in January[]
1884:
- 18 January: Arthur Mitchell Ransome born at 6 Ash Grove, Headingley, Leeds.
1930:
1949:
- 31 January: Arthur Ransome stops work on Coots in the North (SFM1949).