List of Famous people who died in 1915

Sir Sandford Fleming was a Scottish Canadian engineer and inventor. Born and raised in Scotland, he emigrated to colonial Canada at the age of 18. He promoted worldwide standard time zones, a prime meridian, and use of the 24-hour clock as key elements to communicating the accurate time, all of which influenced the creation of Coordinated Universal Time. He designed Canada's first postage stamp, left a huge body of surveying and map making, engineered much of the Intercolonial Railway and the Canadian Pacific Railway, and was a founding member of the Royal Society of Canada and founder of the Canadian Institute, a science organization in Toronto.

Laura Celestia "Cettie" Spelman Rockefeller was an American abolitionist, philanthropist, school teacher, and prominent member of the Rockefeller family. Her husband was Standard Oil co-founder John D. Rockefeller. Spelman College in Atlanta, Georgia, and the Laura Spelman Rockefeller Memorial were named for her.

Robert Smalls was an American politician, publisher, businessman, and naval pilot. Born into slavery in Beaufort, South Carolina, he freed himself, his crew, and their families during the American Civil War by commandeering a Confederate transport ship, CSS Planter, in Charleston harbor, on May 13, 1862, and sailing it from Confederate-controlled waters of the harbor to the U.S. blockade that surrounded it. He then piloted the ship to the Union-controlled enclave in Beaufort-Port Royal-Hilton Head area, where it became a Union warship. His example and persuasion helped convince President Abraham Lincoln to accept African-American soldiers into the Union Army.

Edith Louisa Cavell was a British nurse. She is celebrated for saving the lives of soldiers from both sides without discrimination and for helping some 200 Allied soldiers escape from German-occupied Belgium during the First World War, for which she was arrested. She was accused of treason, found guilty by a court-martial and sentenced to death. Despite international pressure for mercy, she was shot by a German firing squad. Her execution received worldwide condemnation and extensive press coverage.

Susan La Flesche Picotte was a Native American doctor and reformer in the late 19th century. She is widely acknowledged as one of the first Native Americans to earn a medical degree. She campaigned for public health and for the formal, legal allotment of land to members of the Omaha tribe.

Booker Taliaferro Washington was an American educator, author, orator, and adviser to multiple presidents of the United States. Between 1890 and 1915, Washington was the dominant leader in the African American community and of the contemporary black elite. Washington was from the last generation of black American leaders born into slavery and became the leading voice of the former slaves and their descendants. They were newly oppressed in the South by disenfranchisement and the Jim Crow discriminatory laws enacted in the post-Reconstruction Southern states in the late 19th and early 20th centuries.

Henry Gwyn Jeffreys Moseley was an English physicist, whose contribution to the science of physics was the justification from physical laws of the previous empirical and chemical concept of the atomic number. This stemmed from his development of Moseley's law in X-ray spectra.

José de la Cruz Porfirio Díaz Mori was a Mexican general and politician who served seven terms as President of Mexico, a total of 31 years, from 17 February 1877 to 1 December 1880 and from 1 December 1884 to 25 May 1911. The entire 1876–1911 period is often referred to as the Porfiriato.

Aloysius Alzheimer was a German psychiatrist and neuropathologist and a colleague of Emil Kraepelin. Alzheimer is credited with identifying the first published case of "presenile dementia", which Kraepelin would later identify as Alzheimer's disease.

Vice-Admiral Sir George Strong Nares was a Royal Navy officer and Arctic explorer. He commanded the Challenger Expedition, and the British Arctic Expedition. He was highly thought of as a leader and scientific explorer. In later life he worked for the Board of Trade and as Acting Conservator of the River Mersey.