Julius Johannes Weiland (c. 1605 – 2 April 1663) was a minor German composer. He was a singer and harpsichordist at the Wolfenbüttel court at the time of Augustus the Younger, Duke of Brunswick-Wolfenbüttel. With Johann Jacob Löwe (1628–1703), organist at Eisenach, he published Zweyer gleichgesinnten Freunde Tugend- und Schertz Lieder (1657). He died in Wolfenbüttel. The small number of surviving works include: Salve Jesu 3 voices, 2 violins and basso continuo, Veni sancte spiritus a 6, Factum est proelium magnum.