Holger Holm

From Muppet Wiki

Holger Holm was a human character on Svenska Sesam.

The great dectective Holger Holm from Askersund came to help in locating Primmadonnan's tiara after a phone call from his niece Ärtan. He shares several traits with Sherlock Hemlock, including his outfit and they way he "solves" the mysteries he encounters.