Tuhia tētahi tohutoro mō tēnei wāhanga - I ngaro a Masterson i tōna māmā i te tupuhi o Galveston i te 1900
i ora ai ia. Kotahi te tuakana o Masterson, kotahi te tuahine, ko Wilmer D. Masterson raua ko Lewis Fisher. I whakamahia hoki e Masterson ana taina ki te keri i te konganuku i tana maina tungsten i Nederland. Ko tana mokopuna nui, ko Amanda Masterson, me tana mokopuna nui, ko Wilmer Dallam Masterson IV, i haere ki UT.