John J. O'Connor is an American politician who served one term in the New Hampshire House of Representatives, representing the Sullivan 4th district from 2016 to 2018. A Republican from Claremont, New Hampshire, he defeated incumbent Larry Converse in the 2016 general election, and was defeated for re-election in 2018 by Democrat Gary Merchant.
Before entering politics, O'Connor worked in law enforcement. He attended the John Jay College of Criminal Justice.
References