Mary Ann Williams 1821–1874 Source: Wikimedia Commons About Mary Ann Williams American proponent of Memorial Day People from the Same Era Alexander Cross 1821–1895 judge, lawyer Scotland Johan Eliza de Vrij 1813–1898 Rotterdam Roger Jones 1831–1889 military personnel Washington, D.C. Christian Schneller 1831–1908 folklorist, philologist, poet, writer Holzgau Antonín Mušek 1821–1875 actor Prague Jeremia Samuel Hillesum 1820–1888 Amsterdam