Jack Antonoff's Real Name: Jack Michael Antonoff

Quick answer: Jack Antonoff's full name is Jack Michael Antonoff. He was born on March 31, 1984, in Bergenfield, New Jersey, and performs and produces under Jack Antonoff—the civil form of his birth name.

Real name and early life

Britannica and the Library of Congress identify Jack Antonoff (fuller form Jack Michael Antonoff in biographical summaries), born March 31, 1984, in Bergenfield, New Jersey (Britannica; LOC). He grew up in New Jersey, played in early bands including Outline and Steel Train, then rose to wider fame with fun. before launching Bleachers as frontman. Michael is the middle name; Antonoff is the family surname. There is no separate stage surname—Jack Antonoff is the professional form of the birth name. (He is as much a producer-songwriter as a singer; “musicians” fits as well as “singers.”)

Career highlights

Antonoff co-wrote and performed on fun.’s smash “We Are Young,” then built Bleachers into a touring rock-pop project. As a producer and co-writer he became central to 2010s–2020s pop, collaborating extensively with Taylor Swift (including work on 1989, Folklore/Evermore-era sessions, Midnights, and later albums), Lorde (Melodrama), Lana Del Rey, St. Vincent, The 1975, and others, collecting multiple Grammy Awards as producer and songwriter of the year. He is also known for live Bleachers shows and advocacy around mental health and LGBTQ+ causes following personal family loss. Across artist and producer credits, billing stayed Jack Antonoff; the documented full name is Jack Michael Antonoff. Album credits and Grammy listings use Jack Antonoff; fuller profiles add Michael when stating the complete birth name.

Vinyl, CD, and digital storefronts credit Jack Antonoff as producer or Bleachers lead; Michael surfaces mainly in formal biographies.

Name notes for searchers

Michael may be omitted on album liners. Prefer Britannica and LOC over fan forums. Wikipedia is a pointer after those primaries.

Bleachers LPs and Swift-era producer credits make Jack Antonoff a high-intent music search; Michael remains a biography-page detail.