Meaning & Story
Neesie is an affectionate diminutive, likely a pet form of Denise or Agnes, possibly also related to the Scottish Nessie — itself a nickname for Agnes. It has the warmth of a name used exclusively by people who love you.
Neesie is the name someone calls you when they can't help it — when the regular name just doesn't contain enough affection. It has that intimate, endearing quality of a nickname that evolves naturally from love, and it suits a pet who inspires that kind of involuntary warmth in everyone they meet.