French compound of Marc (Latin Mars, god of war) and André (Greek, 'manly/brave').
Marcandre is a French compound of Marc, from Latin Mars the god of war, and Andre, from Greek meaning manly or brave. That gives the name a double masculine strength, one classical and one heroic.
The French structure adds elegance to what is otherwise a powerfully martial combination. Marcandre feels formal, continental, and slightly aristocratic. It has the kind of layered heritage that makes compound names especially rich, joining Roman and Greek associations in one form.
The name suggests bravery, confidence, and a certain cultivated seriousness. Marcandre sounds like a name that belongs equally in history and in a modern passport.