Claim: 6257 Thorvaldsen was discovered in 1971 and named after Bertel Thorvaldsen, a world-famous Danish sculptor and medalist.
Evidence: It was discovered during the Palomar–Leiden Trojan survey on 26 March 1971, by Ingrid and Cornelis van Houten at Leiden, and Tom Gehrels at Palomar Observatory in California. The asteroid was named for Danish sculptor Bertel Thorvaldsen. Bertel Thorvaldsen (Danish: [ˈpɛɐ̯tl̩ ˈtsʰɒːˌvælˀsn̩; 19 November 1770 – 24 March 1844) was a Danish sculptor and medalist of international fame, who spent most of his life (1797–1838) in Italy. 
26 March 1971 Bertel Thorvaldsen
(Danish sculptor) Bertel Thorvaldsen (Danish: [ˈpɛɐ̯tl̩ ˈtsʰɒːˌvælˀsn̩; 19 November 1770 – 24 March 1844) was a Danish sculptor and medalist of international fame, who spent most of his life (1797–1838) in Italy.