Frederick Abberline

Frederick Abberline (8 January 1843 – 10 December 1929) was the Chief Inspector for the London Metropolitan Police from 1890 to 1892.

In 1888, he worked with the Assassin Order to find the serial killer known as Jack the Ripper.

Reference

 * IGN - TGS 2015: Assassin's Creed: Syndicate Getting Jack the Ripper DLC