| Ivo Lah | |
| Birth Date: | 5 September 1896 |
| Death Place: | Ljubljana, Yugoslavia |
| Fields: | Mathematics, statistics |
| Alma Mater: | University of Zagreb |
| Known For: | Lah numbers |
Ivo Lah (pronounced as /sl/; 5 September 1896 – 23 March 1979) was a Slovenian mathematician and actuary, best known for his discovery of the Lah numbers in 1955 and for the Lah identity. In the 1930s, Lah made the first tables about mortality rates in Slovenia.
Ivo Lah was born in Štrukljeva Vas near Cerknica, Austria-Hungary on 5 September 1896.
In the 1930s, Lah made the first tables about mortality rates in Slovenia.[1] Lah published Racunske osnovice zivotnog osiguranja in 1947.
Lah died in Ljubljana, Yugoslavia (which is in present-day Republic of Slovenia).