The center crop for the 2013 NFL Draft can justifiably be called underrated.  There are a few dominant pivot blockers at the top with a number of under the radar prospects through the later rounds who can develop into players at the next level.

Centers
Rnd Full Name School Yr
1-2 Barrett Jones Alabama 5Sr
2-3 Khaled Holmes USC 5Sr
2-3 Travis Frederick Wisconsin 4Jr
4th Alex Bullard Tennessee 4Jr
5th Braxston Cave Notre Dame 5Sr
5th Brian Schwenke California 4Sr
5-6 Travis Swanson Arkansas 4Jr
5-6 Mario Benavides Louisville 5Sr
6th Graham Pocic Illinois 5Sr
6th Weston Richburg Colorado State 3Jr
6th Jonotthan Harrison Florida 4Jr
6-7 Darren Keyton Central Michigan 5Sr
7th Ivory Wade Baylor 4Sr
7th Dalton Freeman Clemson 5Sr
7th Drew Schaefer Washington 5Sr
FA Sherman Carter Tennessee State 5Sr
FA Tevita Stevens Utah 5Sr
FA Ryan Turnley Pittsburgh 5Sr
FA Matt Stankiewitch Penn State 5Sr
FA James Ferentz Iowa 5Sr
FA T.J. Johnson South Carolina 5Sr
FA Zac Kerin Toledo 4Jr
FA P.J. Lonergan LSU 5Sr
FA Eric Kush California-Pa 5Sr
FA Peters Drey Purdue 5Sr
FA Camden Wentz North Carolina State 5Sr
FA Mark Pratt Youngstown State 5Sr
FA Logan Freeman Central Missouri 4Sr
FA Matt Smith Kentucky 5Sr
FA Skyler Allen Ohio 4Sr
FA Kevin Kapellas Eastern Illinois 5Sr
FA Brad Bednar Miami-Oh 4Sr
FA Rocko Khoury x-Michigan 5Sr
FA Chet Welc California-Pa 5Sr
FA Will Matte Indiana 5Sr
FA Ben Habern Oklahoma 5Sr