Luigi TINELLI was the American Consul in Oporto during the 1840s. He was Italian, and served alongside his compatriots in the US Civil War. There's a fair bit about him in the newspapers.

Tinelli, Luigi; born in Italy; Major in the Garibaldi Guards; transfered to become the Colonel of his own regiment, the 90th New York. National Archives Service Records of Louis Tinelli's Pension. During the war Tinelli recruited the Hancock Guards, which later were consolidated with the McClellan Rifles. Tinelli's two sons joined the Union as officers. At 18, Francis Tinelli enlisted as a private in his father's regiment, but was discharged to accept a commission as a lieutenant in the 13th Heavy Artillery, and Joseph J. Tinelli was acting Master in the Navy. In May of 1863, Louis Tinelli contracted malaria and was discharged for disability on the 31st, in New Orleans. Tinelli served with four companies at Fort Jefferson, Key West and Tortuga, Florida; died 1873 Key West, Fl.

More notes
L W Tinelli
Post Name: Jefferson, Fort
Post Location: Florida
Post Commander: L W Tinelli
Military Place: Fort Jefferson, Tortugas, Florida
Return Period: Jun 1862