Modern coinage, a blend of Rhoda and Rhona. It is now often taken to be a Welsh name derived from rhon ‘pike, lance’ (as in Rhonwen;) + -da ‘good’, as in Glenda. The name is associated particularly with the American film actress Rhonda Fleming (b. 1923 as Marilyn Louis).
Italian: 1. from an old Tuscan personal name, Saccus, a reduced form of the Old Testament name Isaccus (see Isaac). 2. metonymic occupational name for a maker of sacks or bags, from sacco ‘sack’, or nickname for someone thought to resemble a sack. 3. habitational name from Sacco in Salerno province.