Lady Elgin may refer to:

• Lady Elgin, the wife of the Earl of Elgin
  • Mary Louisa Lambton, the second wife of James Bruce, 8th Earl of Elgin
• PS Lady Elgin, a steamship named in honour of Mary Louisa Lambton

• Kua-nsi language
• Kuan Tai Chen
• Kuan Tai Temple
• Kuantan FA
• Kuantan Singingi
• Kuantan Singingi Sport Centre Stadium
• Kuan Tien-pei
• Kuanua Braille
• Kuanua language
• Kuan Yang
• Kuan-Yew Lee
• Kuan-Yi
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• Kuan-Yi Xorn
• Kuapay
• Kuapnit Balinsasayao National Park
• Kuara River
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• Kuatinga bicolor
• Kuato Studios
• Kuat Rudny
• Kuatun Horned Toad
• Kuatunia
• Kuatunia subasperata
• Kuawawaenohu