T.J. Watt and J.J. Watt’s combined net worth: How rich are the NFL’s famous brothers and how they built their fortuneUncategorized NFL stars T.J. and J.J. Watt have amassed substantial fortunes. J.J. Watt, a retired defensive powerhouse, earned over $120 million in salary and now has a net worth of $70 million through contracts, endorsements, and broadcasting. T.J.