John Jacob Astor IV IV was born on July 13, 1864 at his parents' country estate Ferncliff in Rhinebeck, New York. He was the youngest of five children and only son of businessman, collector, and race horse breeder/owner William Backhouse Astor, Jr. and socialite Caroline Webster "Lina" Schermerhorn. His four elder sisters were Emily, Helen, Charlotte, and Caroline ("Carrie"). He was a great-grandson of fur-trader John Jacob Astor and Sarah Cox Todd, whose fortune made the Astor family one of the wealthiest in the United States. Astor's paternal grandfather William Backhouse Astor, Sr. was a prominent real estate businessman. Through his paternal grandmother, Margaret
John Jacob Astor, 1st Baron Astor of Hever educated at Eton College and at New College, Oxford. Upon his father's death in 1919, John Jacob V inherited Hever Castle near Edenbridge, Kent, where he lived the life of an English country gentleman. John Jacob Astor V represented Great Britain in rackets at the 1908 Summer Olympics, winning the gold medal in the men's doubles competition together with Vane Pennell, and winning bronze in the men's singles event. Astor had been the British Public Schools rackets champion in 1904–05, and in the same year as his Olympic competition he played singles and doubles in the British Army rackets championships.