Héctor Grauert (1907–1991) was a Uruguayan political figure.
He was a lawyer by profession. His brother Julio César Grauert was a Colorado Party Deputy.
He was elected a Deputy in 1942 and subsequently a Senator.
He served as Interior Minister and in other ministries in the 1950s.
In the early 1960s he served as minority member at the National Council of Government of Uruguay.