Ivo Lah (also known as Ivan Lah; Štrukljeva Vas near Cerknica, Austria-Hungary, now Slovenia, September 5, 1896 – March 23, 1979, Ljubljana, SFR Yugoslavia, now Slovenia) was a Slovenian mathematician and actuary, best known for his discovery of the Lah numbers in 1955.
Ivo Karlović | Ivo Andrić | Ivo Watts-Russell | Ivo Banac | Lah number | Ivo Puhonny | Ivo Perišin | Ivo Josipović | Ivo Bligh | Ivo Vinco | Lah-Lah | Ivo Vojnović | Ivo Perović | Ivo of Kermartin | Ivo Niehe | Ivo Linna | Ivo Heuberger | Ivo Babuška | Tommy Ivo | Sandro Ivo Bartoli | Ivo Urbančič | Ivo Stourton | Ivo Siromahov | Ivo Sanader | Ivo Pilar | Ivo Pauwels (author) | Ivo Pauwels | Ivo Opstelten | Ivo Neame | Ivo Malec |