Serena Dunn Rothschild

Serena Mary Dunn Rothschild, Lady Rothschild (née Serena Mary Dunn; born 28 April 1935), is a British Thoroughbred racehorse owner and the wife of Jacob Rothschild, 4th Baron Rothschild.

Lady Rothschild was born as Serena Mary Dunn, the daughter of Sir Philip Gordon Dunn, Bt., and Lady Mary Sybil St. Clair-Erskine (daughter of James St Clair-Erskine, 5th Earl of Rosslyn). Her sister is the writer Nell Dunn. Her paternal grandfather was Sir James Dunn, Bt., a prominent Canadian financier.

Rothschild oversees the management of Waddesdon Stud at Waddesdon Manor in Buckinghamshire. In November 2006, she paid 3 million guineas for the mare Spinning Queen, then a world record price (for a filly or broodmare) of 4.6 million guineas when she purchased Magical Romance at the Tattersalls sale.

In 2009, her colt Pounced, trained by John Gosden and ridden by Frankie Dettori, won the Breeders' Cup Juvenile Turf at Santa Anita Park in Arcadia, California. In 2011, her colt Nathaniel won the King Edward VII Stakes (G2) at Ascot and the King George VI and Queen Elizabeth Stakes (G1), also at Ascot. In 2012, she won the Eclipse Stakes (G1) with Nathaniel, The Lancashire Oaks (G2), and then the Irish Oaks (Classic G1) with Great Heavens.

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