The boy's name Dempsy \d(e)-mp-sy, dem-psy\ is a variant of Dempsey.
The baby name Dempsy sounds like Dempster and Tempest. Other similar baby names are Demas and Demos.
Dempsy is a very rare male first name and a common surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name Dempsy. Click here to compare Dempsy with related baby names.