Attorney RecordSan Diego County
Peter G. Ko · California Lawyer
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Peter G. Ko is on California’s State Bar roll, #191994, admitted in 1997; license status: active as of 22 July 2026. The address of record is in San Diego, San Diego County. 50 case appearances are listed on this profile. The employer on the official record is Robbins Geller Rudman & Dowd LLP. Registry record updated 20 August 2026; license information comes from the State Bar.
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The record
| State Bar number | #191994 |
|---|---|
| License status | Active |
| Admitted | 1997 |
| Law school | Univ of California at Los Angeles |
| Firm | Robbins Geller Rudman & Dowd LLP |
| Location | San Diego, San Diego County |
| Registry identity | Official State Bar record |
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Cases of record
From published opinions naming this attorney as counsel. The attorney has not yet confirmed these records.
| Case | Appeared for | Citation | Court | Decided |
|---|---|---|---|---|
| United States v. Carey | Counsel for the plaintiff | 342 F. Supp. 3d 1003 | U.S. District Court, Southern District of California | 25 October 2018 |
| United States v. Jose Valdivia-Flores | Counsel for the respondent | 876 F.3d 1201 | U.S. Court of Appeals for the Ninth Circuit | 7 December 2017 |
| United States v. Arturo Chavez-Melgoza | Counsel for the respondent | 689 F. App'x 471 | U.S. Court of Appeals for the Ninth Circuit | 20 April 2017 |
| United States v. Travis Job | Counsel for the respondent | 851 F.3d 889 | U.S. Court of Appeals for the Ninth Circuit | 14 March 2017 |
| United States v. Bladimir Martinez | Counsel for the respondent | 679 F. App'x 641 | U.S. Court of Appeals for the Ninth Circuit | 10 March 2017 |
| United States v. Bladimir Martinez | Counsel for the respondent | 850 F.3d 1097 | U.S. Court of Appeals for the Ninth Circuit | 10 March 2017 |
| United States v. Hector Soto-Zuniga | Counsel for the respondent | 837 F.3d 992 | U.S. Court of Appeals for the Ninth Circuit | 16 September 2016 |
| United States v. Altamirano | Counsel for the respondent | 668 F. App'x 780 | U.S. Court of Appeals for the Ninth Circuit | 6 September 2016 |
| United States v. Pablo Alvarez | Counsel for the respondent | 835 F.3d 1180 | U.S. Court of Appeals for the Ninth Circuit | 1 September 2016 |
| United States v. Sanchez-Gomez | Counsel for the respondent | 831 F.3d 1263 | U.S. Court of Appeals for the Ninth Circuit | 5 August 2016 |
| United States v. Michael Lustig | Counsel for the respondent | 830 F.3d 1075 | U.S. Court of Appeals for the Ninth Circuit | 29 July 2016 |
| United States v. Neil A. Thomsen | Counsel for the respondent | 830 F.3d 1049 | U.S. Court of Appeals for the Ninth Circuit | 28 July 2016 |
| United States v. Israel Ornelas | Counsel for the respondent | 828 F.3d 1018 | U.S. Court of Appeals for the Ninth Circuit | 14 July 2016 |
| United States v. Travis Chelberg | Counsel for the respondent | 652 F. App'x 536 | U.S. Court of Appeals for the Ninth Circuit | 14 June 2016 |
| United States v. James Snowden, III | Counsel for the respondent | 650 F. App'x 401 | U.S. Court of Appeals for the Ninth Circuit | 18 May 2016 |
| United States v. Luis Enriquez | Counsel for the respondent | 650 F. App'x 360 | U.S. Court of Appeals for the Ninth Circuit | 17 May 2016 |
| United States v. Norberto Quintero-Leyva | Counsel for the respondent | 823 F.3d 519 | U.S. Court of Appeals for the Ninth Circuit | 17 May 2016 |
| United States v. Gloria Gilmore | Counsel for the respondent | 650 F. App'x 317 | U.S. Court of Appeals for the Ninth Circuit | 13 May 2016 |
| United States v. Juan Sanchez-Carrillo | Counsel for the plaintiff | 649 F. App'x 564 | U.S. Court of Appeals for the Ninth Circuit | 9 May 2016 |
| United States v. Adrian Chavez-Nava | Counsel for the plaintiff | 649 F. App'x 560 | U.S. Court of Appeals for the Ninth Circuit | 9 May 2016 |
| United States v. Robert McKany | Counsel for the respondent | 649 F. App'x 553 | U.S. Court of Appeals for the Ninth Circuit | 5 May 2016 |
| United States v. William Stroud | Counsel for the respondent | 649 F. App'x 473 | U.S. Court of Appeals for the Ninth Circuit | 29 April 2016 |
| United States v. Alex Mazariego-Gomez | Counsel for the respondent | 648 F. App'x 698 | U.S. Court of Appeals for the Ninth Circuit | 18 April 2016 |
| United States v. Javier Figueroa-Constantino | Counsel for the respondent | 648 F. App'x 700 | U.S. Court of Appeals for the Ninth Circuit | 18 April 2016 |
| United States v. Kendrick Green | Counsel for the respondent | 648 F. App'x 663 | U.S. Court of Appeals for the Ninth Circuit | 18 April 2016 |
| United States v. Beristain-Juarez | Counsel for the plaintiff | 648 F. App'x 700 | U.S. Court of Appeals for the Ninth Circuit | 18 April 2016 |
| United States v. Juventino Jaimes-Maciel | Counsel for the respondent | 648 F. App'x 695 | U.S. Court of Appeals for the Ninth Circuit | 18 April 2016 |
| United States v. David Rosales-Aguilar | Counsel for the respondent | 818 F.3d 965 | U.S. Court of Appeals for the Ninth Circuit | 12 April 2016 |
| United States v. Alejandro Limon-Lopez | Counsel for the respondent | 647 F. App'x 829 | U.S. Court of Appeals for the Ninth Circuit | 12 April 2016 |
| United States v. Douglas Miller, Jr. | Counsel for the plaintiff | 647 F. App'x 776 | U.S. Court of Appeals for the Ninth Circuit | 6 April 2016 |
| United States v. Shane Massa | Counsel for the respondent | 647 F. App'x 718 | U.S. Court of Appeals for the Ninth Circuit | 1 April 2016 |
| United States v. Rebecca Brenes | Counsel for the respondent | 647 F. App'x 700 | U.S. Court of Appeals for the Ninth Circuit | 31 March 2016 |
| United States v. Molina | Counsel for the respondent | 633 F. App'x 458 | U.S. Court of Appeals for the Ninth Circuit | 21 March 2016 |
| United States v. Octavio Vargas-Guzman | Counsel for the respondent | 633 F. App'x 465 | U.S. Court of Appeals for the Ninth Circuit | 21 March 2016 |
| United States v. Derek Medina | Counsel for the respondent | 633 F. App'x 361 | U.S. Court of Appeals for the Ninth Circuit | 21 March 2016 |
| United States v. Bobby Rodriguez | Counsel for the respondent | 633 F. App'x 496 | U.S. Court of Appeals for the Ninth Circuit | 21 March 2016 |
| United States v. Alberto Maldonado-Melgoza | Counsel for the plaintiff | 642 F. App'x 737 | U.S. Court of Appeals for the Ninth Circuit | 16 March 2016 |
| United States v. James Martinez | Counsel for the plaintiff | 637 F. App'x 462 | U.S. Court of Appeals for the Ninth Circuit | 2 March 2016 |
| United States v. Abel Alvarez-Sanchez | Counsel for the respondent | 633 F. App'x 425 | U.S. Court of Appeals for the Ninth Circuit | 29 February 2016 |
| United States v. Adalberto Rivera | Counsel for the respondent | 637 F. App'x 434 | U.S. Court of Appeals for the Ninth Circuit | 29 February 2016 |
| United States v. Armando Bautista-Espinoza | Counsel for the respondent | 637 F. App'x 433 | U.S. Court of Appeals for the Ninth Circuit | 29 February 2016 |
| United States v. Adriana Hernandez-Becerra | Counsel for the respondent | 636 F. App'x 943 | U.S. Court of Appeals for the Ninth Circuit | 25 February 2016 |
| United States v. Tony Lomeli | Counsel for the respondent | 637 F. App'x 358 | U.S. Court of Appeals for the Ninth Circuit | 18 February 2016 |
| United States v. Jose Andrade-Calderon | Counsel for the respondent | 638 F. App'x 622 | U.S. Court of Appeals for the Ninth Circuit | 17 February 2016 |
| United States v. Juan Rodriguez-Sifuentes | Counsel for the respondent | 637 F. App'x 1016 | U.S. Court of Appeals for the Ninth Circuit | 12 February 2016 |
| United States v. Juan Flores-Acuna | Counsel for the respondent | 637 F. App'x 325 | U.S. Court of Appeals for the Ninth Circuit | 11 February 2016 |
| United States v. Fabian Santillan | Counsel for the respondent | 636 F. App'x 427 | U.S. Court of Appeals for the Ninth Circuit | 9 February 2016 |
| United States v. Esteban Muniz-Torres | Counsel for the respondent | 635 F. App'x 370 | U.S. Court of Appeals for the Ninth Circuit | 9 February 2016 |
| United States v. Saul Rivas-Hernandez | Counsel for the respondent | 632 F. App'x 426 | U.S. Court of Appeals for the Ninth Circuit | 28 January 2016 |
| United States v. Milton Hernandez-Serpaz | Counsel for the plaintiff | 633 F. App'x 402 | U.S. Court of Appeals for the Ninth Circuit | 28 January 2016 |
Appearances in published opinions, drawn from public court records. Cases of record are matters of public record and are not a representation of results; past results do not guarantee a similar outcome. Legal information, not legal advice.
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On the official record
The employer on the official record is Robbins Geller Rudman & Dowd LLP.
A firm or employer website answers at rgrdlaw.com, the domain of the email address on the State Bar record.
The law school on the record is UCLA School of Law.
Admitted to the California Bar in 1997 · 29 years on the roll.
50 appearances as counsel in published opinions are on this record.
The address of record is in San Diego, in San Diego County, where matters are ordinarily heard at the Superior Court of California, County of San Diego, seated at San Diego.
Confirm Peter G. Ko’s license status, bar number #191994, and official disciplinary or administrative history directly with the State Bar of California at apps.calbar.ca.gov before retaining counsel. This profile does not reproduce the complete official history; missing information does not mean no discipline. This page indexes public-record data and identifies verified claims; it does not rate attorney quality or predict results.
Legal information, not legal advice.
On the record nearby
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