Cathleen is a feminine given name in the English language. It is a variant form of Kathleen.^[1] Notable people with the name include:

• Cathleen Chaffee, American curator, art historian, writer
• Cathleen Falsani, American journalist and writer
• Cathleen Galgiani, American politician
• Cathleen Nesbitt, English actress
• Cathleen Rund, German Olympic swimmer
• Cathleen Schine, American author
• Cathleen Synge Morawetz, Canadian mathematician
• Lady Cathleen Hudson, younger daughter of John Granville Cornwallis Eliot, 6th Earl of St Germans