Göran Josuæ Adelcrantz (November 15, 1668 – February 26, 1739) was a Swedish Architect.

He was born in Stockholm and studied architecture under Nicodemus Tessin the Younger.

[2] Adelcrantz was the son of court clerk Josua Tornquist and Cecilia Andra.

He was appointed city architect in 1715 and was dismissed by the government in 1727 for political reasons.

[3] Among his most important works that have been preserved so far are the restoration of the Catherine Church and the completion of the Hedvig Eleanor Church, both located in Stockholm, as well as the main building of Danviken Hospital, which was originally located in the city of Stockholm, but is now part of the municipality of Naka.