Gunnar Trygve Schultz was a Norwegian architect and one of the most utilized apartment building architects in Oslo at the time.
Schultz attended the Royal Drawing School from 1902 to 1905, and then from 1905 to 1906, he had a year of apprenticeship as a bricklayer in Berlin.
He then worked as an apprentice with his brother Fredrik Wilhelm Schultz; with architects Hother Paludan in Aalborg from 1906 to 1911, and with Einar Packness in the same place from 1910 to 1911. Afterwards, he returned to Christiania (now Oslo) to work with Kristian Biong from 1911 to 1914, and with Thorvald Astrup from 1914 to 1918, and with housing director Harald Hals in Christiania (now Oslo) municipality from 1918 to 1920. He served as an architect for the mental health services from 1920 to 1926 and established his own practice in Oslo in 1926.
Schultz is buried at Ullern Cemetery in Oslo. The title Architect is used on the gravestone.