Viscount Limerick may refer to two different viscountcies in the Peerage of Ireland:

  • Viscount of [the City of] Limerick
    • created in 1719 for James Hamilton MP (1694–1758) who was made 1st Earl of Clanbrassil in 1756;
    • 1756–1758 courtesy title for his son James Hamilton (1730–1798), later the 2nd (and last) Earl of Clanbrassil
  • Viscount Limerick