Sir Sebastian Harvey was an English merchant who was Lord Mayor of London

Lord Mayor of London

The Right Honourable Lord Mayor of London is the legal title for the Mayor of the City of London Corporation. The Lord Mayor of London is to be distinguished from the Mayor of London; the former is an officer only of the City of London, while the Mayor of London is the Mayor of Greater London and...

 in 1618.

Harvey was the son of Sir James Harvey who was Lord Mayor in 1581. He became a city of London merchant and a member of the Worshipful Company of Ironmongers

Worshipful Company of Ironmongers

The Worshipful Company of Ironmongers is one of the Livery Companies of the City of London. The Ironmongers, who were originally known as the Ferroners, were incorporated under a Royal Charter in 1463...

. In 1600, he was Master Ironmongers Company. On 14 March 1609, he was elected an alderman of the City of London for Billingsgate ward. He was Sheriff of London for the years 1609 to 1610. He was knighted on 17 July 1616. In 1618 he was elected Lord Mayor of London

Lord Mayor of London

The Right Honourable Lord Mayor of London is the legal title for the Mayor of the City of London Corporation. The Lord Mayor of London is to be distinguished from the Mayor of London; the former is an officer only of the City of London, while the Mayor of London is the Mayor of Greater London and...

. In 1619 he became alderman for Cheap ward.