Vice-president Adlai Stevenson I was her uncle, married to Julia Green Scott's sister Letitia.

[7] Vrooman and her husband were co-authors of The Lure and Lore of Travel (1914),[8] and she wrote a political novel, The High Road to Honor (1924).

[16] Vrooman was a political hostess in Washington, D.C.[17] During World War I, she accompanied her husband, a federal agriculture official, on a trip to Europe for coordinating food relief; she also worked with the YMCA serving American troops at the front.

"[18] For her contributions to troop morale, she was made an honorary member of the Veterans of Foreign Wars post in Bloomington.

During World War II, she opened a floor of her large home for soldiers' apartments.