Eduard Muret

Hipolit Jewniewicz

1831–1903 dean, engineer, mathematician, mechanical engineer, physicist, university teacher

Franz Buchenau

1831–1906 botanical collector, botanist, naturalist, philologist, scientific collector Kassel

Sophie Opel

1840–1913 entrepreneur Dornholzhausen

John Ceiriog Hughes

1832–1887 clerk, poet, station master Llanarmon Dyffryn Ceiriog

Ivan Dubasov

1843–1913 ethnographer, historian, local historian, teacher

John Morgan Jones

1838–1921 Christian minister, carpenter Llanddewi Brefi