Syril Karn was a human male civil servant who was employed by the Imperial Bureau of Standards of the Galactic Empire, and had prior worked for the Preox-Morlana as a Deputy Inspector during the Imperial Era. Due to an incident on Ferrix, Karn was stripped of his duties and left utterly disgraced by his superiors and returned home to his mother Eedy Karn on Coruscant.

Syril Karn is portrayed by Kyle Soller. He first appeared in Andor and was first shown in a LEGO set reveal during Celebration Anaheim. His live-action depiction was first showcased in promotional images released by The Walt Disney Company on Getty Images.