| Name | Rate this Judge | Rating | # of Ratings |
| Hon. Jose A. Cabranes (C.C.A) |  | 0.0 | 3 |
| Hon. Timothy M. Cain (D.S.C.) | | 6.3 | 2 |
| Hon. James D. Cain, Jr. (W.D.La.) | | 0.0 | 0 |
| Hon. J. Philip Calabrese (N.D.Ohio) | | 0.0 | 0 |
| Hon. Guido Calabresi (C.C.A) | | 0.0 | 2 |
| Hon. Daniel Calabretta (E.D.Cal.) | | 0.0 | 0 |
| Hon. Karen K. Caldwell (E.D.Ky.) | | 7.2 | 5 |
| Hon. Consuelo M. Callahan (C.C.A) | | 0.0 | 0 |
| Hon. Victoria M. Calvert (N.D.Ga.) | | 0.0 | 0 |
| Hon. Todd J. Campbell (M.D.Tenn.) | | 0.0 | 0 |
| Hon. David G. Campbell (D.Ariz.) | | 8.6 | 7 |
| Hon. Tena Campbell (D.Utah) | | 7.0 | 6 |
| Hon. William L. Campbell, Jr. (M.D.Tenn.) | | 0.0 | 0 |
| Hon. William C. Canby, Jr. (C.C.A) | | 0.0 | 0 |
| Hon. Aileen Cannon (S.D.Fla.) | | 1.0 | 9 |
| Hon. Valerie E. Caproni (S.D.N.Y.) | | 6.8 | 14 |
| Hon. A. Richard Caputo (M.D.Pa.) | | 9.0 | 3 |
| Hon. Kathleen Cardone (W.D.Tex.) | | 8.4 | 6 |
| Hon. Julie E. Carnes (C.C.A) | | 5.6 | 9 |
| Hon. Ed Carnes (Chief Judge) (C.C.A) | | 0.0 | 1 |
| Hon. Cormac J. Carney (C.D.Cal.) | | 9.2 | 9 |
| Hon. Susan L. Carney (C.C.A) | | 0.0 | 0 |
| Hon. Annemarie C. Axon (N.D.Ala.) | | 1.5 | 1 |
| Hon. James G. Carr (N.D.Ohio) | | 8.4 | 11 |
| Hon. Silvia L. Carreno-Coll (D.P.R.) | | 7.5 | 3 |
| Hon. Earl H. Carroll (D.Ariz.) | | 6.8 | 3 |
| Hon. David O. Carter (C.D.Cal.) | | 5.0 | 30 |
| Hon. Gene Carter (D.Me.) | | 3.6 | 5 |
| Hon. Andrew L. Carter (S.D.N.Y.) | | 8.4 | 7 |
| Hon. Tiffany Cartwright (W.D.Wash.) | | 0.0 | 0 |
| Hon. Denise J. Casper (D.Mass.) | | 0.0 | 0 |
| Hon. P. Kevin Castel (S.D.N.Y.) | | 6.2 | 16 |
| Hon. Georgette Castner (D.N.J.) | | 0.0 | 0 |
| Hon. Robin J. Cauthron (W.D.Okla.) | | 6.9 | 9 |
| Hon. Richard Cebull (D.Mont.) | | 8.3 | 4 |
| Hon. Claire C. Cecchi (D.N.J.) | | 7.6 | 3 |
| Hon. David Stewart Cercone (W.D.Pa.) | | 0.0 | 0 |
| Hon. Michael A. Chagares (C.C.A) | | 0.0 | 1 |
| Hon. Robert C. Chambers (S.D.W.Va.) | | 9.4 | 5 |
| Hon. Edmond E. Chang (N.D.Ill.) | | 6.2 | 7 |
| Hon. Sheri Polster Chappell (M.D.Fla.) | | 0.0 | 0 |
| Hon. Deborah K. Chasanow (D.Md.) | | 3.4 | 24 |
| Hon. Robert N. Chatigny (D.Conn.) | | 5.8 | 11 |
| Hon. Pamela K. Chen (E.D.N.Y.) | | 8.4 | 7 |
| Hon. Edward M. Chen (N.D.Cal.) | | 8.6 | 11 |
| Hon. Stanley R. Chesler (D.N.J.) | | 6.5 | 19 |
| Hon. Maxine M. Chesney (N.D.Cal.) | | 2.9 | 6 |
| Hon. Vince Chhabria (N.D.Cal.) | | 3.7 | 6 |
| Hon. J. Michelle Childs (C.C.A) | | 0.0 | 0 |
| Hon. Denny Chin (C.C.A) | | 0.0 | 3 |
| Hon. Nusrat J. Choudhury (E.D.N.Y.) | | 0.0 | 1 |
| Hon. Morgan Christen (C.C.A) | | 0.0 | 0 |
| Hon. Dana L. Christensen (D.Mont.) | | 0.0 | 0 |
| Hon. Theodore D. Chuang (D.Md.) | | 5.5 | 2 |
| Hon. John H. Chun (W.D.Wash.) | | 0.0 | 0 |
| Hon. Cindy K. Chung (C.C.A) | | 0.0 | 0 |
| Hon. Tanya S. Chutkan (D.D.C.) | | 5.4 | 7 |
| Hon. Ron Clark (E.D.Tex.) | | 0.0 | 0 |
| Hon. Jessica G. Clarke (S.D.N.Y.) | | 0.0 | 0 |
| Hon. Eric L. Clay (C.C.A) | | 0.0 | 0 |
| Hon. Robert H. Cleland (E.D.Mich.) | | 8.0 | 11 |
| Hon. Charles N. Clevert (E.D.Wis.) | | 6.3 | 11 |
| Hon. Richard R. Clifton (C.C.A) | | 0.0 | 0 |
| Hon. Jia M. Cobb (D.D.C.) | | 0.0 | 0 |
| Hon. Brian M. Cogan (E.D.N.Y.) | | 6.3 | 35 |
| Hon. Max O. Cogburn, Jr. (W.D.N.C.) | | 0.0 | 1 |
| Hon. Donald C. Coggins, Jr. (D.S.C.) | | 0.0 | 0 |
| Hon. Mark H. Cohen (N.D.Ga.) | | 3.8 | 4 |
| Hon. James I. Cohn (S.D.Fla.) | | 8.1 | 5 |
| Hon. Douglas R. Cole (S.D.Ohio) | | 0.0 | 0 |
| Hon. R. Guy Cole, Jr. (C.C.A) | | 0.0 | 1 |
| Hon. Sharon J. Coleman (N.D.Ill.) | | 4.0 | 7 |
| Hon. Lacey A. Collier (N.D.Fla.) | | 3.9 | 12 |
| Hon. Curtis L. Collier (E.D.Tenn.) | | 8.1 | 1 |
| Hon. Raner C. Collins (D.Ariz.) | | 6.1 | 9 |
| Hon. Steven M. Colloton (C.C.A) | | 0.0 | 0 |
| Hon. Rosemary M. Collyer (D.D.C.) | | 4.8 | 9 |
| Hon. Robert J. Colville (D.Del.) | | 0.0 | 0 |
| Hon. Robert J. Colville (W.D.Pa.) | | 0.0 | 0 |
| Hon. William M. Conley (W.D.Wis.) | | 8.7 | 2 |
| Hon. Patrick A. Conmy (D.N.D.) | | 7.0 | 1 |
| Hon. Christopher C. Conner (M.D.Pa.) | | 8.6 | 7 |
| Hon. Colm F. Connolly (D.Del.) | | 0.0 | 0 |
| Hon. Glen E. Conrad (W.D.Va.) | | 8.3 | 5 |
| Hon. Robert J. Conrad, Jr. (W.D.N.C.) | | 2.5 | 2 |
| Hon. Joy Flowers Conti (W.D.Pa.) | | 3.7 | 3 |
| Hon. Rudolph Contreras (D.D.C.) | | 5.3 | 1 |
| Hon. Anne C. Conway (M.D.Fla.) | | 2.6 | 25 |
| Hon. John Edwards Conway (D.N.M.) | | 0.0 | 0 |
| Hon. L. Scott Coogler (N.D.Ala.) | | 6.4 | 10 |
| Hon. Deborah L. Cook (C.C.A) | | 0.0 | 0 |
| Hon. Julian Abele Cook, Jr. (E.D.Mich.) | | 10.0 | 4 |
| Hon. Christopher R. Cooper (D.D.C.) | | 9.7 | 2 |
| Hon. Mary L. Cooper (D.N.J.) | | 6.4 | 4 |
| Hon. John T. Copenhaver, Jr. (S.D.W.Va.) | | 7.3 | 3 |
| Hon. Jacqueline S. Corley (N.D.Cal.) | | 3.8 | 5 |
| Hon. Timothy J. Corrigan (M.D.Fla.) | | 9.0 | 4 |
| Hon. Denise Cote (S.D.N.Y.) | | 4.6 | 33 |
| Hon. John C. Coughenour (W.D.Wash.) | | 8.2 | 3 |
| Hon. Alfred V. Covello (D.Conn.) | | 8.2 | 5 |
| Hon. Virginia Covington (M.D.Fla.) | | 4.5 | 7 |
| Hon. Robert E. Cowen (C.C.A) | | 0.0 | 0 |
| Hon. Sean F. Cox (E.D.Mich.) | | 3.8 | 25 |
| Hon. Barbara B. Crabb (W.D.Wis.) | | 8.0 | 36 |
| Hon. Daniel D. Crabtree (D.Kan.) | | 10.0 | 1 |
| Hon. Martha Craig Daughtrey (C.C.A) | | 0.0 | 0 |
| Hon. Randy Crane (S.D.Tex.) | | 7.7 | 4 |
| Hon. Geoffrey W. Crawford (D.Vt.) | | 10.0 | 1 |
| Hon. Waverly D. Crenshaw, Jr. (M.D.Tenn.) | | 0.0 | 0 |
| Hon. John P. Cronan (S.D.N.Y.) | | 0.0 | 0 |
| Hon. Marcia A. Crone (E.D.Tex.) | | 5.7 | 6 |
| Hon. Paul A. Crotty (S.D.N.Y.) | | 9.1 | 8 |
| Hon. Toby Crouse (D.Kan.) | | 0.0 | 0 |
| Hon. Katherine A. Crytzer (E.D.Tenn.) | | 0.0 | 0 |
| Hon. Richard D. Cudahy (C.C.A) | | 0.0 | 0 |
| Hon. Thomas T. Cullen (W.D.Va.) | | 0.0 | 0 |
| Hon. Jeffreyt I. Cummings (N.D.Ill.) | | 0.0 | 0 |
| Hon. Sam R. Cummings (N.D.Tex.) | | 6.0 | 12 |
| Hon. Gonzalo P. Curiel (S.D.Cal.) | | 6.4 | 5 |
| Hon. Cameron McGowan Currie (D.S.C.) | | 8.3 | 7 |