Leif Oskar "Loket" Olsson (12 July 1942 – 30 January 2025) was a Swedish television presenter, sports journalist, radio host, and dansband singer.

In 1992, Olsson was awarded the Lennart Hyland-Award as "most popular television personality of 1992" for his work on Bingolotto.

Olsson was also known for presenting Svenska Idrottsgalan between 2000 and 2002, and also for the economy show Deklarera med Loket och Unni.

[4] Olsson is most popularly known for presenting Bingolotto, a lottery game show which he created and pitched for TV4.

[9] After Bingolotto, Olsson presented Svenska Idrottsgalan (Swedish Sports Awards) on SVT during a three-year period between 2000 and 2002 along with Kristin Kaspersen.

[17][18] Hours after the announcement of his death, Sweden's Prime Minister Ulf Kristersson made a statement that Loket "was a big personality" and that "we are thinking about him today".