There's no need. Cindy is short for Cynthia, a Latin name derived from the name of Mt. Cynthus on the isle of Delos. The goddess Diana, who was said to have been born there, was known as Cynthia dea, "the Cynthian goddess."
Lynn
Gemma is the Latin word for "gemstone; jewel'.
Latin - Iacobus.
Donati (if you don't trust me go on to google translate)
reddo is latin for translate.
Andreas jachus caramus
Jasonus McDonoughdi is the name Jason Mcdonough in Latin or Greek.
Cristina Hecert
It was probably a Latin word. If you can, check a Latin dictionary and translate.
Amanda itself is actually Latin. In Latin, Amanda means 'she who must be loved.'
You could just use Mina, but the plural of this word (minae) is Latin for 'threats'.
Iason - Iasonis, 3rd declension masculine