Thomas Arnold
Thomas Arnold is the name of the following people:
- Thomas Arnold (reformer) (1742–1816), English operator of a private insane asylum
- Thomas Arnold (theologian) (1795–1842), English theologian
- Thomas Arnold (bobsledder) (1901– ??), British bobsledder
- Thomas Arnold (politician) (* 1959), Swiss politician
- Thomas Arnold (sports official) (* 1967), German sports official
- Thomas Arnold (actor) (* 1971), German actor
- Thomas Dickens Arnold (1798–1870), American politician
- Thomas Kerchever Arnold (1800-1853), British classical philologist
- Thomas Walker Arnold (1864–1930), British orientalist, religious and art historian