There have been two Webster baronetcies.

Webster baronets, of Copthall, in the County of Essex (1703)

Created on 21 May 1703 in the Baronetage of England. Extinct on the death of the 8th Baronet

Webster baronets, of Alverstone, Isle of Wight (1900)

Created on 25 January 1900 in the Baronetage of the United Kingdom. Baronet of Winterfold, in the parish of Cranleigh, in the county of Surrey, and of Alverstone, in the parish of Brading, in the Isle of Wight and county of Southampton The 1st Baronet was subsequently created Baron Alverstone in 1900 with which title the baronetcy then merged until their extinction on the death of the 1st Baronet in 1915.

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