• The 25th day of Prairial in the French Republican Calendar, corresponding to June 15 in the Gregorian calendar.
• HMS Vervain (K190), a Royal Navy Group 2 Flower class corvette. See also HMS Verbena (K85), a Group 1 vessel of the same class.
• Vervain (Watership Down), one of the Efrafan rabbits from the novel Watership Down.
• Oncle Vervain, a character in the 2000 Anne Rice novel Merrick
• One of the planets in the Vorkosigan Saga universe
• A track on the Daniel Dumile album Special Herbs, Vols. 9 & 0. It is an instrumental version of "Beef Rapp" from MM..FOOD and was the hidden track of Special Herbs, Vol. 2 where it was named "Metal Flowers".
• A track on the Faith and the Muse debut album Elyria

See also:

• Verveine, a green liqueur flavored with vervains, from the region of Le Puy-en-Velay (France)