- RICHARDS, DAVID THOMAS GLYNDWR (1879 - 1956), Independent minister and principal of Coleg Myrddin, Carmarthen
- RICHARDS, DAVID WILLIAM (1893 - 1949), preacher and philosopher
- RICHARDS, EVAN - see PRITCHARD, EVAN
- RICHARDS, FREDERICK CHARLES (1878 - 1932), artist
- RICHARDS, GRAFTON MELVILLE (1910 - 1973), Welsh scholar
- RICHARDS, HENRY BRINLEY (1819 - 1885), musician
- RICHARDS, JEDEDIAH (1784? - 1838), hymnist and itinerant bookseller
- RICHARDS, JOHN (Isalaw; 1843 - 1901), musician
- RICHARDS, JOHN (Iocyn Ddu; 1795 - 1864), poet and adjudicator
- RICHARDS, JOHN (fl. 1778-1808), Baptist minister
- RICHARDS, JOHN (1711 - 1789), harp-maker - see GWYNNE, SACKVILLE
- RICHARDS, JOHN LLOYD (1790 - 1854), vicar - see RICHARDS, THOMAS
- RICHARDS, LEWIS (1799 - 1860), vicar - see RICHARDS, THOMAS
- RICHARDS, MARY (1787 - 1879) - see RICHARDS, THOMAS
- RICHARDS, NANSI - see JONES, NANSI RICHARDS
- RICHARDS, RICHARD (1780 - 1860), vicar - see RICHARDS, THOMAS
- RICHARDS, ROBERT (1884 - 1954), historian and politician
- RICHARDS, THOMAS (1800 - 1877), Australian journalist
- RICHARDS, THOMAS (1754 - 1837), cleric
- RICHARDS, THOMAS (1710 - 1790), cleric and lexicographer
- RICHARDS, THOMAS (1687? - 1760), cleric and author
- RICHARDS, THOMAS (1878 - 1962), librarian and historian
- RICHARDS, THOMAS (1859 - 1931), Member of Parliament and secretary of the South Wales Miners Federation
- RICHARDS, THOMAS (1785 - 1855), rector - see RICHARDS, THOMAS
- RICHARDS, WILLIAM (1749 - 1818), General Baptist minister, theological and political controversialist, and antiquary
- RICHARDS, WILLIAM LESLIE (1916 - 1989), Scholar, teacher, poet and author
- RICHARDSON, EVAN (1759 - 1824), Calvinistic Methodist minister, and schoolmaster
- ROBARTES, CHARLES BODVEL (1600 - 1697) - see BODVEL
- ROBERT (fl. 1099-1147), earl of Gloucester
- ROBERT ap GWILYM DDU - see WILLIAMS, ROBERT
- ROBERT ap HARRY (fl. c. 1580), poet
- ROBERT ap MAREDUDD ap HYWEL ap DAFYDD ap GRUFFYDD (fl. early 15th century) - see WYNN
- ROBERT ap MEREDYDD Glynllifon - see GLYN
- ROBERT ap RHYS Sir , chaplain to the Courts of Henry VII and Henry VIII - see PRICE
- ROBERT DDU EIFIONYDD - see ROBERTS, ELLIS
- ROBERT (ROBIN) DYFI (fl. c. 1620), poet
- ROBERT IFAN - see ROBERT ab IFAN
- ROBERT (ab) IFAN (fl. c. 1572-1603), poet
- ROBERT, GRUFFYDD (c. 1527 - 1598), priest, grammarian and poet
- ROBERT, GRUFFYDD (c.1522 - c.1610), priest, grammarian, and poet
- ROBERTS family Mynydd-y-gof,
- ROBERTS, ABSALOM (1780? - 1864), poet and collector of penillion telyn
- ROBERTS, ARTHUR BRYN (1897 - 1964), trade unionist
- ROBERTS, ARTHUR RHYS (1872 - 1920), solicitor
- ROBERTS, BARTHOLOMEW (1682? - 1722), pirate
- ROBERTS, BLEDDYN JONES (1906 - 1977), Old Testament scholar
- ROBERTS, CADWALADR (d. 1708/9), poet
- ROBERTS, CARADOG (1878 - 1935), musician
- ROBERTS, CATHERINE - see ROBERTS, KATE
- ROBERTS, DAFYDD (1892 - 1965), chairman of Capel Celyn Defence Committee