Only the loudest and most passionate get to call themselves the 12s. Here's the story behind the Seahawks fans' nickname.

Who are some of the more notable celebrity fans for Seattle?

In 1984, the Seattle Seahawks officially dubbed their fans "12s" Joe Robbins/Icon Sportswire via Getty ; Mark Alberti/Icon Sportswire via Getty The Seattle Seahawks officially declared their fans "12s ...

Sam Darnold #14 of the Seattle Seahawks during the NFC Championship game on January 25, 2026 at Lumen Field in Seattle, Washington ; A Seattle Seahawks fan during an NFL football game on September 15, ...

In 1984, the Seattle Seahawks officially dubbed their fans "12s" The Seattle Seahawks officially declared their fans "12s" in 1984 Also known as the 12th man, the moniker is a reference to the crowd’s ...