Derived from the famous surname Lafayette, the name Lafayett is a popular English/French name. Originally from french origins, the name has gradually developed popularity in Western countries such as the United States. This is most prominently due to 'Gilbert du Motier, Marquis de Lafayette', a famous American Revolutionary War Commander, thanks to which the name Lafayett became well known in American states. The meaning of Lafayett actually comes from French, wherein it translates to the word 'faith' or 'faithful'. Lafayett is most commonly used as a boy's name and has been seen as both the given name and surname over the past few centuries. Apart from this, some of the most common nicknames for the name are Lafae, Lafai, Lafay, and Lafa.