Selena Quintanilla’s brother sues sister over estate profits and music earnings

The short version

• A.B. Quintanilla III filed a lawsuit against his sister Suzette Quintanilla Arriaga and Q Productions alleging breach of contract and fiduciary duty.[Billboard]
• The dispute centers on a 1995 agreement that A.B. claims entitles him to 25% of proceeds from the late singer's estate.[Billboard]
• The suit seeks a full accounting alongside unspecified damages that A.B. estimates exceed $1 million.[Billboard]
• Suzette and her mother Marcella Quintanilla previously denied allegations of wrongdoing, asserting there was no theft.[Billboard]

Key facts

• A.B. Quintanilla III filed a lawsuit against Suzette Quintanilla Arriaga and Q Productions alleging breach of contract and breach of fiduciary duty.[Billboard]
• The claim is based on a 1995 post-death family agreement that allegedly gives A.B. a 25% share of proceeds from Q Productions.[Billboard]
• A.B. alleges he discovered profit discrepancies in 2025 and was subsequently denied balance sheets and accounting records.[Billboard]
• The lawsuit seeks unspecified financial damages estimated by A.B. to surpass $1 million.[Billboard]

Sources

Outlet counts describe coverage, not independent confirmation. Reports may share a wire service or original source.

• Selena Quintanilla’s Brother Officially Sues Sister Over Profits From Music & Other Estate AssetsBillboard