Elekne Gyulai

From https://www.holocaust.cz/en/database-of-digitised-documents/documen...
He was an Austrian officer. During the war (WWI) he was stationed in Prague where he met his future wife. He was known then as Alexander Grünfeld. After they got married, he returned to Hungary and took on the name Gyulai. In Hungary he took over his father banking business.