Hélène was a 34-gun of the French Navy. In 1793 she was captured by the Spanish Navy whilst endeavouring to make her escape, and was renamed Sirena.Winfield & Roberts, p. 129
She was broken up in 1807.
Citations
References Winfield, Rif & Roberts, Stephen S. (2015) French Warships in the Age of Sail 1786-1861: Design, Construction, Careers and Fates. Seaforth Publishing.
External links http://www.netmarine.net/bat/smarins/junon/ancien.htm