Albert of Brunswick-Lüneburg may refer to:

• Albert I, Duke of Brunswick-Lüneburg (1236–1279), also called Albert the Tall
• Albert II, Duke of Brunswick-Lüneburg (c. 1268–1318), also called Albert the Fat
• Albert I, Duke of Brunswick-Grubenhagen (c. 1339–probably 1383)
• Albert II, Duke of Brunswick-Grubenhagen (1419–1485)
• Albert II (bishop of Halberstadt) (c. 1294–1358)
• Albert II of Brunswick-Wolfenbüttel (died 1395), Archbishop of Bremen