[2] Lavtižar was born in the village of Srednji Vrh in Upper Carniola and baptized Lorenz Lautischar.
[2] In 1854 he traveled as a missionary to the Native American tribes in Michigan, where he worked with Frederic Baraga and Ignatius Mrak in L'Arbre Croche (now Harbor Springs).
[1][4] Francis Xavier Pierz invited him to Minnesota in 1857, where he was assigned to the Red Lake Indian Reservation.
Lavtižar froze to death during a blizzard while returning across the ice of Red Lake after attending to a dying member of his congregation.
[2] He was reburied at Calvary Cemetery in Duluth, Minnesota on September 22, 1892, with a burial service presided over by James Trobec.