Claimed by Tampa Bay off waivers from the New Orleans Saints on September 6, 2015.
Originally entered the league as a college free agent with the New Orleans Saints on April 28, 2013.
Signed by New Orleans on April 28, 2013. Waived on August 31, 2013.
Signed to New Orleans' practice squad on September 1, 2013. Promoted to active roster on October 22, 2013. Waived on September 3, 2014.
Re-signed to New Orleans' practice squad on September 4, 2014. Promoted to active roster on December 27, 2014. Waived on September 5, 2015.
Active, but did not play, Weeks 1-6, 7-13, 16-17.
Made NFL debut in the second half against Indianapolis (12/8), playing one series in relief of an injured Jameis Winston. Griffin completed two-of-four passes for 18 yards.
Played four snaps at Detroit (12/15), kneeling to run out the clock in a Buccaneers victory.
A four-year starter at Tulane (2009-12), completed 836-of-1,396 (59.9 pct.) for 9,026 yards with 56 touchdowns and 35 interceptions. Also caught one pass for 15 yards and scored one rushing touchdown.
Set school records in pass attempts, completions and completion percentage, while ranking second in passing yards and 300-yard passing game (10) and fourth in touchdown passes.
Named honorable mention All-Conference USA as a senior (2012), going 245-of-394 (62.2 pct.), for 2,771 yards with 20 touchdowns and 11 interceptions.
Established a school record 466 passing yards against UAB (10/27/12) with a career-best five touchdown passes, while being named C-USA and Louisiana Player of the Week as well as College Sports Madness C-USA Offensive Player of the Week.
Surpassed his own record against Rice (11/3/12), throwing for 476 yards and four touchdowns.
Started 13 games as a junior (2011), completing 227-of-408 passes (55.6 pct.) for 2,502 yards with 13 touchdowns and 10 interceptions.
As a sophomore (2010), started all 11 games he played, completing 223-of-372 passes (59.9 pct.) for 2,371 yards, with 14 touchdowns and eight interceptions.
Played in nine games as a redshirt freshman (2009), starting the final six games of the year, establishing school freshman records in pass completions (141), attempts (222), completion percentage (63.5), passing yards (1,382) and touchdown passes (nine).
Redshirted as a true freshman (2008).
Graduated with a degree in business management.
Attended Chaminade College Prep (Westlake Village, California).
Earned Mission League MVP and first-team All-League honors as a senior.
Griffin participated in the 7th Annual Cut for a Cure with the National Pediatric Cancer Foundation and helped raise $100,000.
In November 2017, visited MacDill Air Force Base to kick off the team's Salute to Service Week participating in a meet and greet, teleconference with service members and tours of their facilities.
In December 2016, along with the Buccaneers quarterbacks, surprised the NFL Y.E.T. Center Flag Football Team with brand new equipment and led the team in football drills.
In October 2016, joined teammates and the entire Buccaneers business operations staff for the team's "Hometown Huddle", helping to refurbish the Sulphur Springs K-8 School and Community Center and interact with students.
In November 2016, visited Buccaneers Academies Cleveland Elementary and Kenly Elementary School to present NFL Flag kits and run students through football drills.
Has two brothers, Charlie and Mac, and one sister, Molly.
Son of David and Kelly Griffin.
Born Ryan Walsh Griffin on November 17, 1989 in Santa Monica, California.