Background
Gerard was the son of Sir Gilbert Gerard, 1st Baronet of Harrow on the Hill and his wife Mary Barrington, a daughter of Sir Francis Barrington and Joan Cromwell, and a cousin of Oliver Cromwell.
Gerard was the son of Sir Gilbert Gerard, 1st Baronet of Harrow on the Hill and his wife Mary Barrington, a daughter of Sir Francis Barrington and Joan Cromwell, and a cousin of Oliver Cromwell.
In 1659 he was elected Member of Parliament for Middlesex in the Third Protectorate Parliament. He inherited the baronetcy on the death of his father in 1670. Gerard died at the age of 63.
Gerard married Isabel Cheek, daughter of Sir Thomas Cheek.
Their three sons Charles, Francis and Cheek successively inherited the baronetcy.
In 1641, Gerard was elected Member of Parliament for Seaford the Long Parliament and sat until 1648. In 1660, Gerard was elected Member of Parliament for Bossiney in the Convention Parliament.