Alexandra Charles (née Thyra Margareta Inga-Lill Gefvert; born 12 November 1946) is a Swedish former nightclub owner. Together with her first husband Noël Charles (1940–2013), she opened a membership restaurant-discothèque called Alexandra's in central Stockholm in 1968 which existed in four successive central locations in that city until 1988. They also initially had a club by the same name in his native Barbados.
The clientele of the Stockholm club included Swedish celebrities and royalty, with regulars including ABBA, Björn Borg and King Carl XVI Gustaf. Many international celebrities who visited Stockholm were also visitors to Charles's nightclub.
