| Honorific-Prefix: | The Honourable |
| Hédard Robichaud | |
| Office1: | Lieutenant Governor of New Brunswick |
| Monarch1: | Elizabeth II |
| Governor General1: | Roland Michener Jules Léger Edward Schreyer |
| Premier1: | Richard Hatfield |
| Predecessor1: | Wallace Samuel Bird |
| Successor1: | George Stanley |
| Term Start1: | October 8, 1971 |
| Term End1: | December 23, 1981 |
| Office2: | Senator for Gloucester, New Brunswick |
| Appointed2: | Pierre Trudeau |
| Term Start2: | June 28, 1968 |
| Term End2: | October 8, 1971 |
| Constituency Mp3: | Gloucester |
| Parliament3: | Canadian |
| Predecessor3: | Albany Robichaud |
| Successor3: | Herb Breau |
| Term Start3: | August 10, 1953 |
| Term End3: | June 25, 1968 |
| Birth Date: | 2 November 1911 |
| Birth Place: | Shippagan, New Brunswick, Canada |
| Birth Name: | Hédard Joseph Robichaud |
| Death Place: | Bathurst, New Brunswick, Canada |
| Party: | Liberal |
| Father: | Jean George Robichaud |
Hédard Joseph Robichaud (November 2, 1911 - August 16, 1999) was an Acadian-Canadian Member of Parliament, Cabinet member, Senator and the first Acadian to be Lieutenant Governor of New Brunswick.
Born in Shippagan, New Brunswick, the son of Jean George Robichaud and Amanda Boudreau, he received a B.A. from the Université Saint-Joseph, later the University of Moncton, in 1931.
He first ran for the House of Commons as a Liberal candidate in a 1952 by-election in the riding of Gloucester, New Brunswick and lost. He was elected in the 1953 federal election, and was re-elected in the 1957, 1958, 1962, 1963 and 1965 elections. From 1963 to 1968, he was the Minister of Fisheries.
In 1968, he was appointed to the Senate representing the Senatorial division of Gloucester, New Brunswick. He resigned in 1971 to become the 24th Lieutenant Governor of New Brunswick. He served in that position until 1981.
In 1985, he was made an Officer of the Order of Canada.
He was the husband of Gertrude Léger (1916-2011) and the father of nine.