There are very few love stories in the UFC like Conor McGregor and Dee Devlin . Since McGregor is the richest UFC fighter, many fans wonder how much Dee Devlin is worth. But she does more than just support him. She helps manage finances, plans, and business tasks that keep his career and brand running smoothly.

Devlin’s net worth sits around $15-20 million in 2025, though most of that wealth connects directly to McGregor’s massive earnings. She’s built income through influencer work, brand partnerships, and managing their business operations together.

The combined wealth between them potentially reaches hundreds of millions when you factor in McGregor’s UFC earnings and businesses, such as Proper No. Twelve whiskey. That sale alone generated massive wealth that benefits both of them.

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