Sir Joshua Vanneck, 1st Baronet (1702 – 6 March 1777) was a British-Dutch merchant.
Vanneck was born in The Hague, the son of Cornelius Van Neck.
This enabled him to purchase the estate of Heveningham Hall in Suffolk.
He died in March 1777 and was succeeded in the baronetcy by his eldest son Gerard.
His second son Joshua jr was raised to the Irish peerage as Baron Huntingfield in 1796.