Cowslip may refer to:
Plants
- Primula veris, a flowering plant commonly known as cowslip
- Primula deorum, a flowering plant known as God's cowslip and rila cowslip
- Primula florindae, a flowering plant known as giant cowslip and Tibetan cowslip
- Primula sikkimensis, a flowering plant known as Himalayan cowslip and Sikkim cowslip
- Caltha palustris, a flowering plant known as marsh marigold, kingcup and sometimes as cowslip
- Pulmonaria angustifolia, blue cowslip or narrow-leaved lungwort
Naval ships
- USCGC Cowslip (WLB-277), a sea going buoy tender
- USS Cowslip (1863), a United States Navy steamship
- HMS Cowslip was a Flower-class corvette commissioned 9 August 1941 and scrapped in 1949
Other uses
- Cowslip (racehorse), a competitor in the 1836 Grand National
- Cowslip (Watership Down), a rabbit in the novel Watership Down
- Cowslip (bovine podiatry), a tough plastic shoe used to treat lameness in cattle