Catherine O'Brien

Catherine (or variants) O'Brien may refer to:

• Catherine Amelia O'Brien (1881–1963), Irish stained glass artist
• Catherine O'Brien (film scholar), British film scholar
• Catherine O'Brien (Neighbours)
• Katherine O'Brien, physician and scientist in the field of pneumococcal disease
• Katharine O'Brien, film director

See also

• Kitty O'Brien (disambiguation)
• Cathy O'Brien (disambiguation)
• Kate O'Brien (disambiguation)