"Kathleen" is the third single by Welsh indie rock band Catfish and the Bottlemen.

The song was included in their EP, Kathleen and the Other Three, and their debut studio album, The Balcony.

Commercially, the song was the most successful single released on The Balcony.

[6] The song additionally reached Platinum status by the British Phonographic Industry.

[7] The music video has the band performing the song in a studio with anaglyph effects with various hues of cyan and red to create a three-dimensional stereoscopic effect.