Henry Aydelotte Houston (July 10, 1847 – April 5, 1925) was an American teacher, businessman and politician, from Millsboro, in Sussex County, Delaware.

Houston was born in Dagsboro Hundred, Sussex County, Delaware.

After teaching school for five years, Houston engaged in mercantile pursuits, lumber manufacturing, and banking.

Houston was elected to the U.S. House of Representatives in 1902 and served a single term in the Democratic minority of the 58th Congress.

Houston died at Milford, Delaware, and is buried in the Brotherhood Cemetery at Millsboro.