Jansma

Jansma is a West Frisian patronymic surname cognate to "Johnson". People with this surname include:

* Bintje Jansma (1888–1976), Dutch school student after whom her teacher named the potato cultivar ''Bintje'' * Esther Jansma (1958–2025), Dutch writer and archaeologist * (born 1962), Dutch bridge player * Kristopher Jansma (born 1982), American writer and novelist * Rik Jansma (born before 2006), Dutch chef and co-founder of the restaurant Basiliek in Harderwijk, Netherlands * Sijtse Jansma (1898–1977), Dutch tug of war competitor * Sybren Jansma (born 1982), Dutch bobsledder * Timothy J. Jansma (1952–2006), American luthier Provided by Wikipedia