Henry Erben (5 September 1832 – 23 October 1909) was a rear admiral of the United States Navy, who served in the American Civil War and the Spanish–American War. His father, also named Henry Erben (1800–1884), was a prominent builder of pipe organs. Biography Erben was born in New York City. He entered the Navy as a midshipman on 17 June 1848, and was promoted to passed midshipman on 12 June 1855, to master on 16 September 1855, and to lieutenant on 27 December 1856. At the outbreak of the Civil War he was serving aboard the store ship , which arrived at Pensacola, Florida, on 10 January 1861, the day the state declared its secession from the Union, and as the Navy Yard there was captured by state forces. Union forces under Lieutenant Adam J. Slemmer still held Fort Pickens, and the next day Erben and men from Supply broke into Fort McRee, and destroyed some 20,000 pounds of gunpowder and spiked all of the guns. In April Erben reported aboard , and was ordered to the Mississippi Flotilla on 5 September 1861. There he commanded the ironclad from April to June 1862, and the from June to July 1862. He was promoted to lieutenant commander on 16 July 1862. He then served with the naval howitzer battery which served with the Army during the Antietam campaign in September 1862. He commanded the ill-fated monitor from her commissioning in July 1864 until September, then the gunboat in the 2nd Division of the West Gulf Blockading Squadron under Captain George F. Emmons in the Gulf of Mexico. On 2 February 1865 he detained the schooner Ben Willis, sailing under British colors, with a cargo of bales of cotton. Suspecting her to be a blockade runner, Erben sent her in to New Orleans. Soon after, on 18 February 1865, boats from Pinola entered Pass Cavallo, Texas, and cut out the 70-ton schooner Anna Dale, which was armed with a 12-pounder Dahlgren howitzer and plentiful small arms. Attempting to sail her out in the dark the schooner grounded, so the guns were removed, and the schooner burnt. Nine crewmen were taken prisoner, one being her commander Joseph F. Stevenson, who claimed to be a lieutenant of the Confederate Navy, but was suspected by Erben of being a privateer. Erben was promoted to commander on 6 May 1868, and to captain on 1