According to an online source, Edmond Ronayne died 21 January 1911 at Boulder, Boulder, Colorado, USA. The cause of death was Cardiac arrhythmia (Source: Boulder Genealogical Society, Boulder Colorado). He was buried 23 January 1911 in Valmont Cemetery, Boulder, Boulder, Colorado, USA.

His second wife Ellena C. Dorward died 30 March 1918 at Boulder, Boulder, Colorado, USA. The cause of death was Hemorrhage of the brain. (Source: Trezise Funeral Parlor, Boulder, Boulder, Colorado). Shee was buried 1 April 1918 in Valmont Cemetery, Boulder, Boulder, Colorado, USA.