Connie is a unisex name of English, German, Irish and Latin origin. Meaning in English: Constancy; steadfastness. A diminutive of Constance, sometimes used as an independent name. Meaning in German: Brave adviser. Meaning in Irish: Strong willed or wise. Also a diminutive of Conlan: Hero. Meaning in Latin: Firm of purpose. Constancy, from the Latin Constantia. Connie is a short form of Conrad and short form of Constance. The name has 6 letters.