The girl's name Odessa \o-dessa, od(es)-sa\ is pronounced oh-DESS-ah. It is of Greek origin, and its meaning is "angry man". Variant of Odysseus.
Odessa has 3 variant forms: Odissa, Odyssa and...
"your name is" is correct English and when used in this way means both your full name or a part of your name (usually surname, depending on the context). "your names are" is also correct English, but...