Hans Ruin
| Hans Ruin | |
|---|---|
 Hans Ruin | |
| Born |
Hans Waldemar Ruin June 18, 1891 Helsinki, Finland |
| Died |
November 3, 1980 (aged 89) Stockholm, Sweden |
| Alma mater | Helsinki University |
| Period | 1919–1977 |
| Spouses | Karin "Kaisi" Sievers |
| Children |
|
Hans Waldemar Ruin (18 June 1891–3 November 1980) was a Finnish-Swedish-Swedish philosopher and writer.