<Tr> <Th> Class </Th> <Th> Boat </Th> <Th> Pennant No . </Th> <Th> Commissioned </Th> <Th> Displacement </Th> <Th> Type </Th> <Th> Homeport </Th> <Th> Note </Th> </Tr> <Tr> <Th> Vanguard class </Th> <Td> HMS Vanguard </Td> <Td> S28 </Td> <Td> 1993 </Td> <Td> 15,900 tonnes </Td> <Td> Ballistic missile submarine </Td> <Td> Clyde </Td> <Td> </Td> </Tr> <Tr> <Td> HMS Victorious </Td> <Td> S29 </Td> <Td> 1995 </Td> <Td> 15,900 tonnes </Td> <Td> Ballistic missile submarine </Td> <Td> Clyde </Td> <Td> </Td> </Tr> <Tr> <Td> HMS Vigilant </Td> <Td> S30 </Td> <Td> </Td> <Td> 15,900 tonnes </Td> <Td> Ballistic missile submarine </Td> <Td> Clyde </Td> <Td> </Td> </Tr>

The most recent of 7 ships called hms