Ipswich Borough Councillor Robin Hyde-Chambers has resigned from the Council with immediate effect.
Councillor Hyde-Chambers (Conservative) has represented the Stoke Park Ward since 2015.
The other Stoke Park Ward Councillors are Nadia Cenci and Tracy Grant.
The date for a by-election will be confirmed as soon as it is known.
Issued by:
Russell Williams
Returning Officer
Ipswich Borough Council