John Marck

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John George Edward Marck
Judge of the United States District Court for the Southern District of Texas
Designate
Assuming office
TBD
Appointed byDonald Trump
SucceedingMicaela Alvarez
Personal details
BornJohn George Edward Marck
1982 (age 4344)
EducationBrooklyn College (BA)
St. John's University (JD)

John George Edward Marck (born 1982)[1] (known professionally as John G.E. Marck) is the Acting United States attorney for the Southern District of Texas. He is the designate to serve as a United States district judge of the United States District Court for the Southern District of Texas.

Education

Marck was born in 1982, in West Islip, New York. He received his Bachelor of Arts degree in 2009 from Brooklyn College and his Juris Doctor in 2013 from St. John's University School of Law.[2][3][4]

Career

He worked as a security guard with ABM Security Services from 2009 to 2013, while attending law school. He began his career as an assistant district attorney for the Bronx County District Attorney and the Brooklyn District Attorney in New York City. Since 2021, he has served as an assistant United States attorney in the Southern District of Texas, including as associate deputy criminal chief in 2025 and as first assistant United States attorney from 2025 to 2026, before becoming Acting United States attorney in 2026. Since 2026, he has served as the Acting United States Attorney for the Southern District of Texas.[2][3][4]

Nomination to district court

On April 1, 2026, President Donald Trump announced his intention to nominate Marck to an undesignated seat on the United States District Court for the Southern District of Texas.[2] On April 14, 2026, Trump nominated Marck to the seat vacated by Judge Micaela Alvarez. On April 29, 2026 he had his confirmation hearing with the Senate Judiciary Committee. On June 18, 2026 the Judiciary Committee advanced his nomination on a 12–10 party line vote.[5] On June 24, 2026 the Senate invoked cloture on his nomination by a 52–45 vote[6] and on the same day he was confirmed by the same 52–45 margin.[7] He is awaiting his judicial commission.[8]

References