When Lena Clementine Thebeau was born on 4 November 1868, in Richwoods, Washington, Missouri, United States, her father, Stephen Achan Thebeau, was 32 and her mother, Rosalie Pelagia Bourisaw, was 32. She married Eugene Alexander Lapee on 23 April 1889, in Old Mines, Washington, Missouri, United States. They were the parents of at least 4 sons and 2 daughters. She lived in Longmont, Boulder, Colorado, United States in 1920 and Neosho Township, Cherokee, Kansas, United States in 1930. She died on 13 May 1944, in Melrose, Cherokee, Kansas, United States, at the age of 75, and was buried in Fairview Cemetery, Melrose, Cherokee, Kansas, United States.