Louis H. Marrero was born on July 17, 1847, near
Kingston, in
Adams County, Mississippi. His father, Bastian A. Marrero, was born in
St. Bernard Parish, Louisiana, while his mother, Anna Lydia (Swayze) Marrero, was born in Adams County, Mississippi. He was the eldest of five siblings. His siblings were Alonso, F. William, Eugene C. and Frank G. Settlers in Louisiana from the Canaries are known as
Isleños. Louis H. Marrero mainly studied at the Potter Private School and the preparatory department of the
Centenary College of Louisiana at Jackson. When he was 15 years old, he enlisted in Company C, 25th Louisiana Infantry, and fought at the
Battle of Farmington as well as the
Second Battle of Corinth. He also fought alongside Bragg's army in the state of
Kentucky, in
Nashville and
Murfreesboro,
Tennessee (where he was wounded) and in
Jackson, Mississippi. On November 25, 1863, he was captured and imprisoned at
Rock Island, Illinois. He remained there until March 1865, when he was taken to
Richmond and put on probation. After the war ended, Louis H. Marrero was devoted to planting and marketing. Later, in 1867, he moved to St. Bernard Parish where he served as sheriff for many years. In 1881, he continued this job in the Jefferson Parish. He was an active member in the Democratic party, being elected to several charges: the
Police Jury of
Jefferson Parish (1883–1896), serving as President (1884–1896), member of the
Louisiana Senate (1892–1896), member of the
Lafourche Parish Levee Board (1892–1896), Jefferson Parish
Sheriff (1896-1920), and member of the
Constitutional Convention of 1898. in
Gretna, Louisiana, and as president of the Marrero Land and Improvement Association, Ltd. Marrero served as the President of the Jefferson Commercial & Savings bank since its founding. Simultaneously he also served as the President of the Marrero Land and Improvement Association. He died on Saturday, February 26, 1921, of "heart disease" at his home on Barataria Boulevard, in Marrero. Services were held at
Immaculate Conception Church on February 28, 1921, and interment at
Metairie Cemetery. == Personal life ==