Mannix, Matthew III, of Dunedin, Fl., unexpectedly June ll, thirteen months old, beloved son of Matthew Mannix, Jr., and Jenna (Ramsey) Mannix. Dear grandson of Donna and Mark Dube and Matthew Mannix, Sr. and Gail and Hassan Bilgutay. Loving great grandson of Jane Mannix of Marshfield. Dearest nephew of David Mannix and Michael Ramsey and grand nephew of Timothy and Andrew Mannix both of Marshfield. Funeral Mass Saturday , July ll at noon at St. Ann by The Sea Church, Marshfield, MA. For online guestbook visit www.macdonaldfuneralhome.com.