Cathy is a diminutive of the name Catherine. There are a few meanings attributed to the name but the most commonly cited states it's from the Greek καθαρός (katharos) meaning "pure".

• Cathy Clementine
• Cathy Hazel
• Cathy Honey
• Cathy Lily
• Cathy Marigold
• Cathy Meadow
• Cathy Wren
• Cathy Autumn
• Cathy Pearl
• Cathy Rosemary
• Cathy Helena
• Cathy Olive
• Cathy Willow
• Cathy Fern
• Cathy Auburn
• Cathy Laurel
• Cathy Amber
• Cathy Lilac
• Cathy Lavender
• Cathy Opal
• Cathy Sage
• Cathy Linden
• Cathy Primula
• Cathy Ember
• Cathy Forest
• Cathy Winter