Johan Lauritz Sundt (14 April 1828 – 25 January 1889) was a Norwegian industrialist.

He founded the matchstick factory Nitedals Tændstikfabrik in 1862,[1] and co-founded the first margarine factory in Norway, Christiania smørfabrikk, in 1876.

He served as mayor of Nittedal for seven years, from 1858.

He was interested in literature, and wrote two plays, including Nils Lykke, which was staged at Kristiania norske Theater.

This Norwegian business biographical article is a stub.