Gertrude of Dagsburg (died 30 March 1225) was the reigning countess of Metz and Dagsburg (Dabo) between 1212 and 1225.[1][2] She was duchess consort of Lorraine by her short-lived marriage to Theobald.[2] She was also a trouvère composing poems set to music, which often revolved around tales of courtly love.[1]
Her mother was Gertrude of Baden, and her father was of Albert II,[3] count of Metz and Dagsburg (Dabo); she was his heiress.[1]