2018 Week 16 - 12 Flag Raiser: Cliff Avril

Musician Dave Matthews from the Dave Matthews Band raised the 12 Flag prior to kickoff for the Seahawks week 13 matchup against the Minnesota Vikings.

Sergeant First Class Ryan Hendrickson raised the 12 Flag prior to kickoff for the Seahawks week 9 matchup against the Tampa Bay Buccaneers.

Seattle native and legendary Pearl Jam guitarist Mike McCready raised the 12 Flag prior to kickoff for the Seahawks week 7 matchup against the Baltimore Ravens.

Seahawks owner Jody Allen raised the 12 Flag prior to kickoff for the Seahawks week 5 matchup against the Los Angeles Rams.

Seahawks owner Jody Allen raised the 12 Flag prior to kickoff for the Seahawks week 5 matchup against the Los Angeles Rams.

Seahawks Legends Jacob Green, Jeff Bryant, and Joe Nash raised the 12 Flag prior to kickoff for the Seahawks week 3 matchup against the New Orleans Saints.

Former Seahawks tight end and Super Bowl XLVIII champion Zach Miller raised the 12 Flag prior to kickoff for the Seahawks Week 1 matchup against the Cincinnati Bengals.

Gymnast Katelyn Ohashi raised the 12 Flag prior to kickoff of the Seahawks preseason Week 4 game against the Oakland Raiders.

Members of the NBA World Championship 1978-79 Seattle SuperSonics team raised the 12 Flag prior to kickoff of the Seahawks' preseason Week 1 game against the Denver Broncos.

To kick off a playoff Blue Friday Seahawks Legend Lawyer Milloy raised the 12 flag on top of the Space Needle in Seattle.

6 WIAA football state champion coaches raised the 12 Flag prior to kickoff of the Seahawks' Week 17 season finale game against the Arizona Cardinals.

Cliff Avril, former Seattle Seahawks defensive end, raised the 12 Flag prior to kickoff of the Seahawks' Week 16 Sunday night game against the Kansas City Chiefs.

Former Seattle quarterback Matt Hasselbeck raises the 12 Flag before the Monday Night Football matchup between the Seahawks and the Minnesota Vikings at CenturyLink Field.

Matt Hasselbeck, former Seattle Seahawks quarterback, raised the 12 Flag prior to kickoff of the Seahawks' Week 14 Monday night game against the Minnesota Vikings

Jeffrey Dean Morgan, a film & television actor and Seattle local, raised the 12 Flag prior to kickoff of the Seahawks' Week 13 'My Cause My Cleats' game against the San Francisco 49ers.

Staff Sergeant Art Unruh, a 96 year-old World War II veteran, raised the 12 Flag prior to kickoff of the Seahawks' Week 11 'Salute to Service' game, presented by USAA against the Green Bay Packers.

In the first game since the passing of owner Paul Allen the 12 Flag is brought to half-staff prior to kickoff.

The Seattle Seahawks raise the 12 flag to honor Paul Allen before their Week 9 game against the Los Angeles Chargers.

Former Seahawks defensive end, Red Bryant, raised the 12 Flag prior to kickoff of the Seahawks' week 5 matchup against the Los Angeles Rams.

Former Seahawks Strong Safety, Kam Chancellor, raised the 12 Flag prior to kickoff of the Seahawks' week 3 matchup against the Dallas Cowboys.

Washington Capitol's right wing, T.J. Oshie, raised the 12 Flag prior to kickoff of the Seahawks' preseason week 4 matchup against the Oakland Raiders.

Representatives from Team WA Unified Flag Football Team raised the 12 Flag prior to kickoff of the Seahawks' preseason opener against the Indianapolis Colts.

Sam Perkins is the 12 Flag Raiser for the 2017 Week 17 game against the Arizona Cardinals.

Lifelong Seahawks fan and Washington native Chris Pratt raises the 12 Flag prior to the Seahawks' Week 13 game against the Eagles at CenturyLink Field.

Actor Chris Pratt is the 12 Flag Raiser for the 2017 Week 13 game against the Philadelphia Eagles on Sunday Night Football.