Dorothy Bush Koch
Dorothy Bush Koch at the 2006 Texas Book Festival.
Born	(1959-08-18) August 18, 1959 (age 65) Texas
Education	Bachelor of Arts (Boston College)
Spouse(s)	William LeBlond (1982–1990) Robert P. Koch (1992–present)
Children	Sam and Ellie (LeBlond) Robert and Gigi (Koch)
Parent(s)	George H. W. Bush and Barbara Bush
Relatives	George W. Bush (brother) Pauline Robinson Bush (sister) John Ellis "Jeb" Bush (brother) Neil Mallon Bush (brother) Marvin Bush (brother)

Dorothy Walker Bush Koch,^[1] often called "Doro," (born August 18, 1959), is the daughter of the 41st President of the United States George H. W. Bush and former First Lady of the United States Barbara Bush. Her siblings are George W. Bush, the 43rd President, Jeb Bush, former Governor of Florida, Neil Bush, Marvin Bush, and the late Robin Bush, who died of leukemia in 1953.

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