Arnold & Porter LLP's pro bono achievements have been widely recognized with prestigious national and regional awards and with honors from leading public service organizations. This recognition includes:
- Pro Bono Institute, John Pickering Bro Bono Award
- World Organization for Human Rights Pro Bono Service Award
- Environmental Advocates of New York, Advocate Award
- Colorado Hispanic Bar Association Outstanding New Hispanic Lawyer Award to Jerome DeHerrara
- Southern Christian Leadership Conference, Pro Bono Award
- Washington Lawyers Committee for Civil Rights and Urban Affairs, Outstanding Achievement Award
- The Colorado Bar Association, Pro Bono Paralegal of the Year Award to Susan Cole
- Colorado Lawyers Committee, Law Firm of the Year
- Colorado Lawyers Committee Community Contribution Award to Tim Macdonald and David Gillilan
- Alameda County Bar Association and it's Volunteer Legal Services Corporation (VLSC) Recognition of Matt Heartney and John Lawless for their pro bono work assisting the VLSC to lift restrictions on endowment funds to enable these funds to be used to enhance pro bono work in Alameda County
- American Lawyer Lifetime Achievement Award to Brooksly Born
- District of Columbia Law Students in Court Program Lever Award to Mary Kennedy in recognition of her career commitment to protecting the rights of the accused
- American Bar Association Pro Bono Publico Award
- American Lawyer, Top Five Pro Bono Ranking
- Human Rights First, Honoree
- New York State Bar Association, Empire State Counsel Honoree
- Pro Bono Institute, 10th Anniversary Law Firm Pro Bono Challenge Award
- California Lawyer, Angel Award
- District of Columbia Bar Pro Bono Lawyer of the Year Award
- Judicial Conference of the District of Columbia Circuit Standing Committee on Pro Bono Legal Services "40 at 50" Award, presented to law firms where 40% of the attorneys performed 50 or more hours of pro bono legal work during the calendar year
- Los Angeles County Bar Association Honorable Benjamin Aranda Outstanding Public Service Award
- HIV/AIDS Legal Service Alliance Award
- Washington Legal Clinic for the Homeless Award
- Human Rights Campaign Ally of Justice Award
- Washington Council of Lawyers Law Firm Award
- Tahirih Justice Center Pro Bono Law Firm Award
- InMotion Commitment to Justice Award for Outstanding Associate
