Adelbert Mühlschlegel (June 16, 1897 – July 29, 1980) was a prominent German Bahá'í from a Protestant family.
He became a Bahá'í in 1920, translated Bahá'í literature and served as a member of the National Spiritual Assembly of Germany.
He was appointed a Hand of the Cause by Shoghi Effendi in February 1952, individuals who have been considered to have achieved a distinguished rank in service to the religion.
He was the first of three believers who decisively influenced the German Bahá'ís.
after which he travelled to visit the Bahá'ís in many countries.