Otto George Obermaier (born April 16, 1936) was the United States Attorney for the Southern District of New York from September 1989 until February 1993.[1] He was appointed to this position by George H. W. Bush.

Otto G. Obermaier
United States Attorney for the Southern District of New York
In office
September 1989 – February 1993
PresidentGeorge H. W. Bush
Preceded byBenito Romano (Acting)
Succeeded byMary Jo White
Personal details
Born (1936-04-16) April 16, 1936 (age 83)
New York City
EducationManhattan College (A.B.)
Georgetown University Law Center (LL.B.)

Obermaier was raised in Manhattan. He graduated from Xavier High School and then received a bachelor's degree in electrical engineering from Manhattan College.[2] After this Obermaier became an examiner for the United States Patent Office and studied law at the Georgetown University Law Center. He later served as a law clerk to Judge Richard H. Levet.

During the 1960s Obermaier was an assistant district attorney under Robert M. Morgenthau. Among the cases Obermaier prosecuted was that of Johnny Dioguardi a member of the Lucchese criminal family. In 1970 he entered private practice as a defense attorney, primarily in white collar cases.

Obermaier served for a time as a chief trial counsel for the Securities and Exchange Commission. He was also an associate counsel to the Knapp Commission.[3]

In 2006, he established a law firm with John S. Martin Jr., also a former United States Attorney for the Southern District of New York.[4]


  1. ^ Perez-Pena, Richard (December 3, 1992). "U.S. Attorney Leaving Post In Manhattan". New York Times.
  2. ^ McFadden, Robert D. (January 21, 1989). "Otto George Obermaier; Defender Who Would Be Prosecutor". New York Times.
  3. ^ "Otto Obermaier Named To Replace Giuliani". New York Times. September 23, 1989.
  4. ^ Martin and Obermaier bio