Top 30 Senior DE's for the 2013 NFL Draft

Here are my top 30 updated ranking senior defensive ends for the 2013 NFL Draft.  These are senior defensive ends only.

1 Alex Okafor, Texas
2 Dion Jordan, Oregon
3 Cornellius (Tank) Carradine, Florida State
4 Ezekiel Ansah, BYU 
5 Margus Hunt, Southern Methodist
6 Devin Taylor, South Carolina
7 Malliciah Goodman, Clemson
8 Michael Buchanan, Illinois
9 Datone Jones, UCLA
10 Trevardo Williams, Connecticut
11 John Simon, Ohio State
12 Travis Long, Washington State
13 Quanterus Smith, Western Kentucky 
14 Walter Stewart, Cincinnati
15 Abry Jones, Georgia
16 Wes Horton, USC
17 Brad Madison, Missouri
18 David Bass, Missouri Western State
19 Kapron Lewis-Moore, Notre Dame
20 Lavar Edwards, LSU
21 Tourek Williams, FIU
22 Travis Johnson, San Jose State 
23 Damion Square, Alabama
24 Craig Roh, Michigan
25 Quinton Dial, Alabama
26 Collins Ukwu, Kentucky
27 Willie Jefferson, Stephen F. Austin
28 Eric Martin, Nebraska
29 Cameron Meredith, Nebraska
30 Dan Giordano, Cincinnati