 | Denotes CBA Attorney Member
|
 | O'Banion, Stephanie N.US Department of Labor |
 | O'Brien, Daniel J.Crowley Ahlers & Roth Co. LPA |
 | O'Brien, James F.University of Cincinnati |
| O'Brien, Jennifer RaeWegner Law Offices |
| O'Brien, Valerie J. |
 | O'Brien, William F.Winegardner & Hammons Inc. |
 | O'Connell, Brian J.Strauss Troy Co. LPA |
| O'Connell, Gerald F.Graydon Head & Ritchey LLP |
 | O'Connell, James L.Lindhorst & Dreidame Co. LPA |
 | O'Connell Jr., Edward M.Buechner Haffer Meyers & Koenig Co. LPA |
 | O'Connor, Brian P.Santen & Hughes |
 | O'Connor, John P.; Hon. |
 | O'Connor, Michael J.O'Connor Mikita & Davidson LLC |
| O'Connor, Michael R. |
| O'Donnell, Hugh C.Milacron LLC |
| O'Donnell, Priscilla Sue |
| O'Dowd, Jerome L. |
| O'Grady, Erin E.The Procter & Gamble Co. |
 | O'Grady, Michael J.Frost Brown Todd LLC |
 | O'Hara, Michael A.Michael A. O'Hara, PLLC |
 | O'Hara, Michael J.O'Hara Ruberg Taylor Sloan & Sergent |
| O'Hearn, Colin M. |
| O'Keefe, James D. |
| O'Neil, Kevin C.Vorys Sater Seymour and Pease LLP |
 | O'Neill, Michael D.Gary F. Franke Co. LPA |
 | O'Reilly, James T.University of Cincinnati College of Law |
 | O'Shea, Guinevere DobosChapter 13 Trustee |
 | O'Shea, Jill T.Cohen Todd Kite & Stanford LLC |
 | O'Shea, John L.Cohen Todd Kite & Stanford LLC |
 | O'Shea, Peter J.Taft Stettinius & Hollister LLP |
 | O'Sullivan, Daniel F.GE Aviation |
| Oakley, Timothy D.US Attorney's Office |
| Oakley-Everson, Karen |
 | Oberhaus, Geoffrey L.Dinsmore & Shohl LLP |
 | Oberly, David J.White Getgey & Meyer Co. LPA |
 | Oberschmidt, E. RichardFrost Brown Todd LLC |
| Oda II, Donald Edward; Hon.Warren County Common Pleas Court |
| Odom, Kristina M.Mercy Health Partners |
| Oehlenschlager, Beau E.The Procter & Gamble Co. |
 | Oestreicher, Michael R.Thompson Hine LLP |
 | Oestreicher, Robert A.Tire Discounters Inc. |
| Office, James R. |
| Ogden, James F. |
| Ogg, Stephanie Butler County Court of Common Pleas |
| Ogle, Mark A. |
| Oguah, Paula Mitchell |
| Ohnmeis, Terrence P.Cassidy Turley |
| Oiler, Susan M. |
 | Okerson, Eric C.Graydon Head & Ritchey LLP |
| Okrzynski, Sarah A. |
| Okuyama, Masashi Taft Stettinius & Hollister LLP |
 | Olden, Stephen H.Stephen H. Olden, Attorney at Law |
| Oldfield, Laura AnnLaura Ann Oldfield PLLC |
 | Olinger, Jacklyn D.Manley Burke LPA |
| Olinger, Philip S. |
 | Olivas, Adolfo Legal Aid Society of Southwest Ohio, LLC |
 | Oliver, Eric V.National Labor Relations Board |
| Oliver, Lois A. |
 | Oliver, Nancy University of Cincinnati College of Law |
| Oliver, Timothy A.; Hon.Warren County Domestic Relations Court |
 | Olson, Carol DuanePeck Shaffer & Williams LLP |
 | Olson, David C.Frost Brown Todd LLC |
| Olson, Robert W.Dinsmore & Shohl LLP |
| Oltman Jr., James E.The Procter & Gamble Co. |
| Ondre, Schaunette M. |
| Oney, Patricia S.; Hon.Butler County Court of Common Pleas |
| Oney Jr., Jack L.The Procter & Gamble Co. |
| Oppenheimer, Julia H. |
  | Orlet, Dimity V.Cincinnati Bar Association |
| Orlowski, John A.GE Aviation |
 | Orner, Dan R.First Title Agency Inc. |
| Ororokuma, Inyeai E. |
| Ortiz, Jill D. |
 | Osborn, Marilyn J.Bartlett & Co. |
| Osborne, Frank E.Hamilton County Public Defender |
| Osborne, James G. |
 | Ose, Paul A.Dinsmore & Shohl LLP |
 | Osmond, Charles D.Columbus Life Insurance Company |
| Osmond, Karen Office of Disciplinary Counsel |
| Ostendarp, Gary D.; Mag.Clermont County Common Pleas Court |
 | Oster, E. WednesdayWood & Lamping LLP |
| Oster Jr., Michael A.Butler County Prosecutor's Office |
  | Osterlund, Anthony L.Vorys Sater Seymour and Pease LLP |
 | Osuch, Daryl B.Gregory S. Young Co. LPA |
 | Oswall, Allison BisigFlagel & Papakirk LLC |
 | Oswall Jr., William F.Madden & Oswall Co. LPA |
| Otis, Jeffrey JohnOtis Braun & Johnson |
| Ott, Alec J.Alec J. Ott |
| Outcalt, Peter L.; Mag. |
| Overbeck, Brian GE Aviation |
 | Overmann, Jennifer SchollDietz & Overmann PLLC |
| Owen, James J.Express Auto Transport |
| Owens, David R. |
 | Owens, Sean K.Wood Herron & Evans LLP |
| Owens III, Ross CollinsLegal Aid Society of Southwest Ohio |
| Owens Jr., Robert E. |
| Owings, Daniel H. |