According to the Pro Football Hall Of Fame web site, the following played in the 2009 season:
John Carney, dob 20 Apr 1964 (New Orleans Saints)
Jeff Feagles, dob 7 Mar 1966 (New York Giants)
Matt Stover, dob 27 Jan 1968 (Indianapolis Colts)
Matt Turk, dob 16 Jun 1968 (Houston Texans)
Brett Favre, dob 10 Oct 1969 (Minnesota Vikings)
John Kasay, dob 27 Oct 1969 (Carolina Panthers)
Junior Seau, dob 19 Jan 1969 (New England Patriots)
A player can be a free agent at anytime in the NFL. When a players contract is up and the team he plays for does not sign him, he will become a free agent.
To be allowed to declare eligibility for the NFL draft, players are required to complete high school and three years of college. The youngest person to enter the NFL is Amobi Okoye, a defensive tackle for the Texans. He was the tenth pick overall for the 2007 draft, being only 19 years old. He came from Nigeria to the United States and tested into the 9th grade at age 12.
The "average age" of the AFL players listed in the 'firsts' teams would be somewhere between 22 and 28 years of age.
While there is no specific age in which NBA players are told to retire, the average age in which they do retire is 36. Some players retire earlier due to injury, boredom, etc., while others retire later.
Tony Conigliaro of the Red Sox with 24, all coming in 1964 at the age of 19.
At the start of the 2009 season, that was the Washington Redskins whose players averaged 27.6 years of age.
There are many, Ted Washington, Aaron Brooks, Bryant Young, Vinny Testaverde, it would take a VERY long time to list, just go to www.nfl.com.
NFL players do not qualify to receive pension until they reach 55 years of age. At the age of 55, they will start to receive $470 a month for each season that they played. For instance, if they played for three seasons, they will be paid out $1,410 per month.
between 21-36
There is no pension. NFL players are contractors, not W2 employees.
Nobody played with kids their age. == ==
22 years of age is the minimum age.
According to players on 2008 opening day rosters, the Kansas City Chiefs and Green Bay Packers are tied for the youngest team in the NFL at 25.57 years of age. The Indianapolis Colts came next at 25.68 years, then the Cincinnati Bengals at 25.81 years and the Miami Dolphins at 25.93 years.
Youth team players generally start at a very young age. Players like Neymar started playing at the age of 7. Usually they are 15-17 years of age.
The Atlanta Falcons, the average age of their players is 24.
92.6 years old
Fifteen years of age. (15 YOA)