Estcourt is a surname. Notable people with the name include:
Arthur Estcourt (1893–1918), British soldier of World War IEdgar Edmund Estcourt (1816–1884), English churchmanFrederick Estcourt Bucknall (c.1838–1896), South Australian publican, brewer and politicianGeorge Sotheron-Estcourt, 1st Baron Estcourt (1839–1915), British Conservative Party politicianGiles Estcourt (c.1601–1668), English politicianGiles Estcourt (died 1587), MPJames Bucknall Bucknall Estcourt (1803–1855), English major-general and MPNoël Estcourt (born 1929), Rhodesian sportsmanNick Estcourt (1942–1978), British climberRichard Estcourt (1668–1712), English actorStephen Estcourt (born 1953), Australian judgeThomas Estcourt (c.1570–1624), English lawyer and politicianThomas Grimston Estcourt (1775–1853), British politicianThomas E. Sotheron-Estcourt (1881–1958), British Army officer and Conservative Member of ParliamentThomas H. Sotheron-Estcourt (1801–1876), British Conservative politician