Nolan Cromwell played his entire career with the Los Angeles Rams (1977-87), and after winning the starting the Free Safety job in 1979, he would become one of the top Defensive Backs in the early 1980s., where his ability to anticipate routes had few equals.
Buford "Baby" Ray played his college ball at Vanderbilt, and while he was not drafted in by any team in the NFL in 1938, he signed with the Green Bay Packers. He would play his entire career in Wisconsin, which spanned 11 seasons. Ray played Predominantly at Left Tackle, where he assisted the team in winning the 1938 and 1944 NFL Championship. He would be named by UPI as an All-Pro four times (one First Team and three Second Team) and would be a Pro Bowl Selection in 1939.
There are only three seasons to draw from in the professional career of Gaynell Tinsley, but it was deemed good enough to get him an All-Decade Selection for the 1930s.
A member of the AFL All-Time Team, Jon Morris chose the Boston Patriots over Vince Lombardi's Green Bay Packers when both teams drafted him in 1964.
This was a bold decision to eschew Lombardi, don't you think?