Hjalmar von Sydow

Adolf Hjalmar von Sydow, (22 August 1862 – 7 March 1932) was a Swedish jurist and politician. He became knighted into the Vasaorden in 1901.

Hjalmar was murdered on 7 March 1932 along with two of his employees at his home in Stockholm in the so-called Von Sydow murders. His son, Fredrik von Sydow, committed suicide later the same day of the murders and is the presumed murderer.