Dark; coal-town
A modern spelling variation of Colby, which originated as an English surname derived from Old Norse elements meaning 'dark' or 'coal' and 'settlement'. While traditionally masculine, this spelling is often used for girls in the United States.
About 102 girls were named Kolbie in 2025.
US births per 5-year period, 1990–present (SSA data).
A character in the romantic novel series 'The O'Donnells' · The O'Donnells series
