Edith Roosevelt

Edith Roosevelt took charge of a White House that had never needed managing at this scale before, and she treated the job like the serious administrative post it actually was. She had known Theodore Roosevelt since childhood in New York and married him in December 1886, two years after the sudden deaths of his first wife and his mother on the same day, then helped raise his daughter from that marriage alongside five more children of her own. When Roosevelt became president in 1901 after William McKinley's assassination, Edith brought to the role a discipline and privacy his boisterous public image rarely suggested he had access to.

She hired Belle Hagner as the first dedicated White House social secretary in 1902, formalizing a staff function every subsequent First Lady has relied on, and that same year she oversaw the renovation that separated the White House's residence from its offices for good — construction of the West Wing, which moved the president's working staff out of the family's living quarters and fixed the building's layout essentially as it remains today. She managed the finances, the household staff, and the six children with a firmness her husband, by his own admission, found more reliable than his own judgment on domestic matters.

Edith outlived Theodore by nearly 30 years, remaining at Sagamore Hill on Long Island until her death in September 1948 at 87. She had curated his papers, guarded his historical reputation, and watched four of her five sons go to war, one of whom, Quentin, died in World War I and another, also named Theodore, in World War II. Her structural changes to the White House outlasted every other mark the Roosevelt family left on the building.