Tennis Henry Slocum

He was born on May 28, 1862, in Syracuse, New York, to Henry Warner Slocum.

Slocum graduated from Yale University in 1883 and started playing tennis in 1884 although he entered few prominent tournaments until the spring of 1886. Slocum won the 1888 Men's Singles title at the U.S. National Championships' in Newport against defending champion and compatriot Howard Taylor in straight sets. The next year he successfully defended his title in the Challenge Round with a victory over Quincy Shaw.

His other career highlights include winning the Rockaway Hunting Club Invitation three times (1886–1888), the Wentworth Open Tournament at Wentworth, New Hampshire (1887), the Staten Island Invitation (1887).

He was president of the United States National Lawn Tennis Association (USNLTA) in 1892 and 1893.

He died on January 22, 1949, at St. Luke's Hospital in Manhattan, New York City.

Slocum was inducted into the International Tennis Hall of Fame in 1955. In 1890 he published a book titled Lawn Tennis in Our Own Country.

Singles (2 titles, 2 runners-up)

Result	Year	Championship	Surface	Opponent	Score
Loss	1887	U.S. Championships	Grass	Richard Sears	1–6, 3–6, 2–6
Win	1888	U.S. Championships	Grass	Howard Taylor	6–4, 6–1, 6–0
Win	1889	U.S. Championships	Grass	Quincy Shaw	6–3, 6–1, 4–6, 6–2
Loss	1890	U.S. Championships	Grass	Oliver Campbell	2–6, 6–4, 3–6, 1–6

Doubles (1 title, 2 runners-up)

Result	Year	Championship	Surface	Partner	Opponents	Score
Loss	1885	U.S. Championships	Grass	Percy Knapp	Joseph Clark   Richard Sears	3–6, 0–6, 2–6
Loss	1887	U.S. Championships	Grass	Howard Taylor	James Dwight   Richard Sears	4–6, 6–3, 6–2, 3–6, 3–6
Win	1889	U.S. Championships	Grass	Howard Taylor	Valentine Hall   Oliver Campbell	14–12, 10–8, 6–4

• Allen & Genter Cigarettes
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  From World's Champions, Second Series (N43) for Allen & Ginter Cigarettes, print. Litographer: Lindner, Eddy & Claus of New York
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  From World's Champions, Second Series (N29) for Allen & Ginter Cigarettes, print, Lithographer: Lindner, Eddy & Claus