The Crichton Leprechaun (also the Mobile Leprechaun, Alabama Leprechaun) is a supposed sighting of a leprechaun in a tree in Crichton, a neighborhood of Mobile, Alabama following a 2006 news report filed at local NBC affiliate WPMI-TV. The video was posted to YouTube on St. Patrick's Day 2006 and became one of the first YouTube viral videos and was referenced in mainstream media. As of 2018, the video has over 28 million views.