License & bar number lookup
Iowa Attorney License Lookup
Search 21,636 attorneys registered with the Iowa Supreme Court — Office of Professional Regulation by name or bar number. Every record shows the official license status and as-of date.
How to verify a Iowa attorney
- Search the attorney by name or bar number in the search box above — it pulls the official Iowa Supreme Court — Office of Professional Regulation record.
- Confirm the license status reads "active" (not suspended, disbarred, inactive, or not eligible).
- Check the disciplinary standing — disbarred or suspended is a public record you can see before you hire.
- Cross-check the bar number and admission year against anything the attorney told you.
Iowa attorneys — last name “O”
Active Iowa attorneys with last names starting “O.” Use the search box above for an exact name or bar number.
John C. O'Connor
Dubuque, IA
- Bar #
- 12065
- Admitted
- 1974 · 52 yrs
Christopher Franklin O'Donohoe
New Hampton, IA
- Bar #
- 6574
- Admitted
- 1975 · 51 yrs
Judith Mack O'Donohoe
Charles City, IA
- Bar #
- 14215
- Admitted
- 1976 · 50 yrs
James Thomas O'Malley
Madison, WI
- Bar #
- 12070
- Admitted
- 1976 · 50 yrs
Robert C. Oberbillig
Des Moines, IA
- Bar #
- 12074
- Admitted
- 1958 · 68 yrs
Michael J. O'Bradovich
Omaha, NE
- Bar #
- 14373
- Admitted
- 1982 · 44 yrs
Kevin Michael O'Hare
Marshalltown, IA
- Bar #
- 10267
- Admitted
- 1982 · 44 yrs
Dorothy Ann O'Brien
Davenport, IA
- Bar #
- 14374
- Admitted
- 1984 · 42 yrs
David Alfred O'Brien
Cedar Rapids, IA
- Bar #
- 1973
- Admitted
- 1985 · 41 yrs
Terrence Raymond O'Meara
Bloomington, IL
- Bar #
- 13773
- Admitted
- 1986 · 40 yrs
Thomas F. Ochs
Cedar Rapids, IA
- Bar #
- 6491
- Admitted
- 1988 · 38 yrs
Teresa Ann O'Brien
Sioux City, IA
- Bar #
- 10260
- Admitted
- 1989 · 37 yrs
James W. O'Brien
Tempe, AZ
- Bar #
- 12059
- Admitted
- 1992 · 34 yrs
David Paul Odekirk
Waterloo, IA
- Bar #
- 13777
- Admitted
- 1994 · 32 yrs
Marcy A. O'Brien
Windsor Heights, IA
- Bar #
- 1975
- Admitted
- 1995 · 31 yrs
Sean M. O'Brien
Des Moines, IA
- Bar #
- 14209
- Admitted
- 1995 · 31 yrs
Patrick John O'Connell
Cedar Rapids, IA
- Bar #
- 12063
- Admitted
- 1995 · 31 yrs
Robert J. O'Shea
Hiawatha, IA
- Bar #
- 12073
- Admitted
- 1995 · 31 yrs
Carrie L. O'Connor
Dubuque, IA
- Bar #
- 6571
- Admitted
- 1997 · 29 yrs
Bradley Charles Obermeier
Grimes, IA
- Bar #
- 1990
- Admitted
- 1997 · 29 yrs
Amy K. Oetken
Des Miones, IA
- Bar #
- 1992
- Admitted
- 1997 · 29 yrs
Jason James O'Rourke
Davenport, IA
- Bar #
- 6580
- Admitted
- 1998 · 28 yrs
Shane P. O'Toole
Creston, IA
- Bar #
- 13775
- Admitted
- 1998 · 28 yrs
Jennifer L. Oetker
IA attorney
- Bar #
- 6584
- Admitted
- 1999 · 27 yrs
Matthew T. Oetker
Des Moines, IA
- Bar #
- 15553
- Admitted
- 1999 · 27 yrs
Melissa Ruth O'Rourke
Decorah, IA
- Bar #
- 5721
- Admitted
- 2000 · 26 yrs
Timothy O'Conner
IA
- Bar #
- 10542
- Admitted
- 2001 · 25 yrs
Tonya Ann Oetken
Ankeny, IA
- Bar #
- 16925
- Admitted
- 2001 · 25 yrs
Scott Michael O'Shea
Hiawatha, IA
- Bar #
- 17308
- Admitted
- 2007 · 19 yrs
Harold Baker Oakley
Quincy, IL
- Bar #
- 15736
- Admitted
- 2007 · 19 yrs
Kathleen Ann O'Connor
Des Moines, IA
- Bar #
- 16292
- Admitted
- 2008 · 18 yrs
Erin Margaret O'Hern
Washington Dc, DC
- Bar #
- 19646
- Admitted
- 2009 · 17 yrs
Matthew Robert O'Hollearn
Indianola, IA
- Bar #
- 19009
- Admitted
- 2009 · 17 yrs
Kathleen M. O'Neill
Des Moines, IA
- Bar #
- 19884
- Admitted
- 2009 · 17 yrs
Natasha Marie O'Hollearn
Des Moines, IA
- Bar #
- 19363
- Admitted
- 2010 · 16 yrs
Bryan P O'Neill
Des Moines, IA
- Bar #
- 15000
- Admitted
- 2011 · 15 yrs
Heath Ryan Oberloh
Sioux Falls, SD
- Bar #
- 19080
- Admitted
- 2013 · 13 yrs
Amber S Ogawa
NJ
- Bar #
- 18339
- Admitted
- 2013 · 13 yrs
Elizabeth Megan Odonnell
Davenport, IA
- Bar #
- 18697
- Admitted
- 2014 · 12 yrs
Thomas James Ogden
Indianola, IA
- Bar #
- 17602
- Admitted
- 2014 · 12 yrs
James R. O'Hollearn
Des Moines, IA
- Bar #
- 21030
- Admitted
- 2015 · 11 yrs
Michael Richard O'Hara
Ankeny, IA
- Bar #
- 18277
- Admitted
- 2016 · 10 yrs
Brianna Kathleen O'Hearn
Shenandoah, IA
- Bar #
- 20916
- Admitted
- 2016 · 10 yrs
Mackenzie Joseph O'Brien
Des Moines, IA
- Bar #
- 20420
- Admitted
- 2018 · 8 yrs
Jacob Michael Oeth
Urbandale, IA
- Bar #
- 21402
- Admitted
- 2018 · 8 yrs
Jackson Gregory O'Brien
Des Moines, IA
- Bar #
- 22088
- Admitted
- 2019 · 7 yrs
Kevin P. O'Flaherty
Naperville, IL
- Bar #
- 22417
- Admitted
- 2019 · 7 yrs
William Robert O'Brien
Chicago, IL
- Bar #
- 22757
- Admitted
- 2020 · 6 yrs
Jeffrey C. O'Brien
Minneapolis, MN
- Bar #
- 24441
- Admitted
- 2021 · 5 yrs
Kevin Joseph O'Keefe
Omaha, NE
- Bar #
- 23297
- Admitted
- 2021 · 5 yrs
Meghan Colleen O'Meara
IA attorney
- Bar #
- 24962
- Admitted
- 2021 · 5 yrs
Marc Odgaard
Omaha, NE
- Bar #
- 23230
- Admitted
- 2021 · 5 yrs
Michael Thomas O'Rourke
Bloomington, MN
- Bar #
- 22797
- Admitted
- 2022 · 4 yrs
Sarah T. Oberg Ramirez
Chicago, IL
- Bar #
- 31524
- Admitted
- 2022 · 4 yrs
Emily Rene O'Brien
Des Moines, IA
- Bar #
- 35717
- Admitted
- 2023 · 3 yrs
Autumn Grace-Noble O'Hanlon
Omaha, NE
- Bar #
- 36405
- Admitted
- 2023 · 3 yrs
Patrick C. O'Neill
Milwaukee, WI
- Bar #
- 36026
- Admitted
- 2023 · 3 yrs
Christopher Morgan O'Shea
Frankfort, IL
- Bar #
- 42046
- Admitted
- 2024 · 2 yrs
Peter Albert Odgren
Fairmont, MN
- Bar #
- 47266
- Admitted
- 2025 · 1 yr
Ansley Hope O'Brien
Decorah, IA
- Bar #
- 35565
- Admitted
- 2026 · 0 yrs
Disciplinary actions
See Iowa attorney disciplinary actions (714 attorneys currently disbarred or suspended of record).
Frequently asked questions
How do I check if a lawyer is licensed in Iowa?
Search their name or bar number in the lookup above. It returns the official Iowa Supreme Court — Office of Professional Regulation record, including current license status and admission year. If no record comes back, the person may not be licensed in Iowa.
How many attorneys are registered in Iowa?
21,636 attorneys are registered with the Iowa Supreme Court — Office of Professional Regulation, and 9,668 are on active status. Every record here shows the official license status and as-of date.
Is Iowa attorney discipline public?
Yes. License status, including disbarment and suspension of record, is public information published by the Iowa Supreme Court — Office of Professional Regulation. 714 Iowa attorneys are currently disbarred or suspended of record.
What is a bar number?
A bar number is the unique ID the Iowa Supreme Court — Office of Professional Regulation assigns to each admitted attorney. It is the most reliable way to confirm you are looking at the right person, especially for common names.
Does this cost anything?
No. Looking up a Iowa attorney's license and disciplinary standing on this site is free and requires no account.
Data sources & last updated
- Licensing roster & status: Iowa Supreme Court — Office of Professional Regulation. Public licensing roster.
- Resident-attorney benchmark: ABA National Lawyer Population Survey 2024.
- Data on this page as of 2026-06-13 (last roster ingest).
This site republishes official public records and is not legal advice, a lawyer referral service, or a consumer reporting agency. Information here may not be used to make decisions about employment, tenancy, or credit (FCRA). Records are shown as published by their official sources and may contain errors or be out of date; consult the linked official source to verify. To correct or dispute a record, contact the licensing authority of record.