Henri Boel (born 5 September 1931) is a Belgian politician and a judge.
In the municipal elections of 1958 Henri Boel was elected a city council member for the BSP in Tienen and served until 1986. Boel became mayor of the city in 1965 and served until 1979 and again from 1983 to 1986. Henri Boel was elected to the Belgian Chamber of Representatives in 1965, and re-elected in 1968, 1971, 1974, 1977 and 1978. From 3 June 1977 to 20 October 1978 Boel served as the minister of the interior in the government led by Leo Tindemans. Boel became Speaker of the Cultural Council in 1979 (the predecessor of the Flemish Parliament) and, after it was reformed into the Vlaamse Raad, remained its speaker until December 1981. In 1981 Boel was elected to the Belgian Senate.
After he was appointed as a judge in the Court of Arbitration in 1986, Boel resigned all his political mandates. Boel served on the Court from 1986 until his retirement in 2001. From March 2001 until his retirement in September 2001, Henri Boel served as President of the Dutch linguistic group on the Court.