There are three Watt brothers commonly referred to in NFL discussions: J.J. Watt, Derek Watt, and T.J. Watt.

Who the Watt brothers are

  • J.J. Watt is the oldest brother, a legendary defensive end who became a three-time NFL Defensive Player of the Year and is widely considered a future Hall of Famer.
  • Derek Watt is the middle brother, a fullback who played in the NFL for the Chargers and Steelers before retiring from professional football.
  • T.J. Watt is the youngest brother, a star outside linebacker for the Pittsburgh Steelers and one of the league’s top defensive players.

Quick Scoop context

In most sports and forum conversations, when people ask “how many Watt brothers are there,” they mean how many of the brothers played in the NFL, and that number is three: J.J., Derek, and T.J.

TL;DR: There are three Watt brothers in the famous NFL family: J.J., Derek, and T.J. Watt.

Information gathered from public forums or data available on the internet and portrayed here.