Daniel Patrick Etling (born July 22, 1994) is an American football quarterback for the LSU Tigers football team.
 He arrived at LSU after transferring out of Purdue, where he was a true freshman for the 2013 team.
 He is a right-handed quarterback known for his strong arm.
 He was a 4-star high school prospect as a senior.
 He served the first 4 games of the 2013 season as the backup quarterback for Purdue.
 He was named Purdue's starting quarterback during their 5th game, started every game for the rest of the 2013 season.
 Elting won the quarterback battle to be the 2014 starter as well, but was later replaced by Austin Appleby after 5 games.
Lucas Patrick McCown (born July 12, 1981) is an American football quarterback who is currently a free agent.
 He played college football for the Louisiana Tech University Bulldogs, and was drafted by the Cleveland Browns in the fourth round of the 2004 NFL Draft.
 He also played for the Tampa Bay Buccaneers from 2005 to 2008, Jacksonville Jaguars from 2009 to 2011, Atlanta Falcons in 2012, and New Orleans Saints from 2013 to 2016.
 He is the younger brother of current New York Jets quarterback Josh McCown and former Texas A&M quarterback Randy McCown.
Blaine Williamson Gabbert (born October 15, 1989) is an American football quarterback for the Arizona Cardinals of the National Football League (NFL).
 He played college football at Missouri before leaving early for the 2011 NFL Draft after his junior year.
 He was drafted by the Jacksonville Jaguars in the first round with the 10th overall pick.
Otto Everett Graham Jr. (December 6, 1921 – December 17, 2003) was an American football quarterback who played for the Cleveland Browns in the All-America Football Conference (AAFC) and National Football League (NFL).
 Graham is regarded by critics as one of the most dominant players of his era, having taken the Browns to league championship games every year between 1946 and 1955, winning seven of them.
 With Graham at quarterback, the Browns posted a record of 114 wins, 20 losses, and four ties, including a 9–3 win–loss record in the playoffs.
 While most of Graham's statistical records have been surpassed in the modern era, he still holds the NFL record for career average yards gained per pass attempt, with 8.98.
 He also holds the record for the highest career winning percentage for an NFL starting quarterback, at 0.814.
 Long-time New York Yankees owner George Steinbrenner, a friend of Graham's, once called him "as great of a quarterback as there ever was."
 He is also known for being one of only two people (the other being Gene Conley) to win championships in two of the four major North American sports—1946 NBL (became NBA) and AAFC championship, plus three more AAFC and three NFL championships.
Terence William Shea (born June 12, 1946) is an American football coach and former player.
 Currently, Shea does quarterback consulting work for future NFL draft prospects.
 Most recently he worked with Robert Griffin III "RG3" (2nd overall pick 2012), Blaine Gabbert (10th overall pick 2011), Sam Bradford (1st overall pick 2010), Matthew Stafford (1st overall pick 2009), and Josh Freeman (17th overall pick 2009.
 whom Shea later brought to the Bolts in 2015).
 Shea also trained and developed current college quarterbacks Collin Klein (Kansas State) and Tommy Rees (Notre Dame).
The Hamburg Sea Devils were an American football team that played in NFL Europa from 2005 to 2007.
 They played their home games at Hamburg's AOL Arena (also home to the Bundesliga soccer side Hamburger SV).
 They played their first game on April 2, 2005 losing 24–23 to the Cologne Centurions (who were the newest NFL Europe franchise before the Sea Devils).
 The Sea Devils' very first ever win came in Week 3 of the 2005 season, with a 31–24 home victory over the then-struggling Rhein Fire.
The 2017 Baltimore Ravens season is the franchise's 22nd season in the National Football League and the tenth under head coach John Harbaugh.
 This is also be the tenth season with Joe Flacco as the team's starting quarterback.
 On December 13, 2016, it was announced that the Ravens would play their week 3 game against the Jacksonville Jaguars at Wembley Stadium in London, England.
Jarvis Giles (born January 15, 1990) is an American football running back.
 After graduating from Gaither High School in 2008, Giles committed to South Carolina for 2009.
 In Week 3 of 2009 against Florida Atlantic, Giles led the Gamecocks with 113 yards rushing and a touchdown, earning him Southeastern Conference Freshman of the Week, making him the second Gamecock to be honored by the SEC in 2009 (behind Devin Taylor).
 In 2010, after the emergence of Marcus Lattimore, Giles transferred to Louisville.
 Giles stated that he had considered transferring to a school closer to his hometown, and a year later, Giles considered transferring to USF.
 Giles is no longer part of the Louisville roster.
Tyrod Di'allo Taylor (born August 3, 1989) is an American football quarterback for the Buffalo Bills of the National Football League (NFL).
 He was the starting quarterback for the Virginia Tech Hokies football team from the start of the 2008 college football season through the 2011 Orange Bowl, the final game of the 2010 college football season for Virginia Tech.
 He was drafted by the Baltimore Ravens in the sixth round of the 2011 NFL Draft and served as the backup to starting quarterback Joe Flacco, including during the Ravens' Super Bowl XLVII victory over the San Francisco 49ers.
 Signed by Buffalo as a free agent in 2015, Taylor was named the starting quarterback for the Bills at the beginning of the 2015 NFL season.
The Jacksonville Jaguars season was the franchise's 17th season in the National Football League and the 9th under head coach Jack Del Rio, who was fired on November 29 and replaced on an interim basis by defensive coordinator Mel Tucker.
 The team had hoped to improve on their 8–8 record from 2010, but exceeded their loss total in Week 13, and were officially eliminated from postseason contention.
 With the 10th pick in the 2011 NFL Draft, they selected quarterback Blaine Gabbert from the University of Missouri, and Gabbert would replace Luke McCown as the starting quarterback in Week 3.

Question: When was the American football quarterback born who was supposed to replace by Gabbert  in Week 3?
Answer: July 12, 1981