Shah Jahan may refer to:

• Qutb al-Din Shah Jahan (died 1305), Ruler of Kirman
• Shah Jahan I (1592–1666), Mughal Emperor
• Shah Jahan II (1696–1719), Mughal Emperor
• Shah Jahan III (1711–1772), Mughal Emperor
• Shah Jahan IV (1788), Mughal Emperor
• Shah Jahan Begum (1838–1901), Queen of Bhopal from 1868 until 1901
• Shah Jahan Begum, second First Lady of India
• Shamsur Rahman Khan Shahjahan (1933–2012), Bangladeshi politician
• Mohammad Shahjahan Alamdangi (born 1935), Bangladeshi politician
• Muhammad Shahjahan (1939–2000), 6th vice-chancellor of Bangladesh University of Engineering and Technology
• Mosharraf Hossain Shahjahan (1939–2012), Bangladeshi former State Minister of Religious Affairs
• Shahjahan Mia Patuakhali (1940–2023), Bangladeshi former State Minister of Religious Affairs
• Shahjahan Miah Nawabganji (born 1947), Bangladeshi politician
• Shahjahan Omar (born 1947), Bangladeshi former State Minister of Law, Justice and Parliamentary Affairs
• A. S. Mohammad Shahjahan (1941–2019), Bangladeshi government police officer, civil servant and educator
• Shajahan Siraj (1943–2020), Bangladeshi politician
• A. B. Mohammad Shahjahan (1948–2014), Bangladeshi former State Minister of Jute
• A. K. Mohammad Shahjahan Kamal (1950–2023), Bangladeshi former Minister of Civil Aviation and Tourism
• Shawkat Momen Shahjahan (1951–2014), Bangladeshi lecturer and politician
• Shah Jahan Lahori (born 1952), Pakistani politician
• Shajahan Khan (born 1952), Bangladeshi former Shipping Minister
• Muhammad Arif Shah Jahan (born 1954), Afghan Hazara politician
• Md. Shahjahan Ali Talukder (1954–2020), Bangladeshi lawyer and politician
• Mohammad Shahjahan, Bangladeshi rear admiral
• Gazi Shahjahan Jwel (born 1960), Bangladeshi politician
• M. O. H. F. Shahjahan (born 1964), Indian politician
• Shahjahan Noori (1965–2011), Afghan guerilla
• Md. Shahjahan Alam Shaju (born 1967), Bangladeshi politician
• Shah Jahan Baloch (born 1972), Pakistani politician
• Anupam Shahjahan Joy (born 1985), Bangladeshi politician
• Shahjahan Hawlader Sujan (died 2001), Bangladeshi politician
• Sardar Shahjahan Yousuf, Pakistani politician
• Md. Shahjahan Noakhali, Bangladeshi politician
• Shahjahan Mahmood, Bangladeshi technocrat
• Dewan Shahjahan Yar Chowdhury, Bangladeshi politician
• Shahjahan Chowdhury, Bangladeshi film director
• Shahjahan Chowdhury Rajapalangi, Bangladeshi politician
• Shahjahan Saju, Bangladeshi politician
• Shajahan Madampat, Indian writer, critic and social commentator
• Md. Shahjahan Shahzadpuri, Bangladeshi politician
• Shajahan Chowdhury Chatgami, Bangladeshi politician
• Shajahan Khan Patuakhali, Bangladesh Nationalist Party politician
• Mohammad Shahjahan, Bangladeshi businessman and former CEO of Grameen Bank
• Shahjahan Khan (born 1995), Pakistani squash player
• Mohammad Shahjahan (born 2000), Indian footballer from Manipur

• Shah Jahan Mosque, Thatta, a 17th-century building that serves as the central mosque for the city of Thatta
• Shah Jahan Mosque, Woking, first purpose-built mosque in the United Kingdom

• Shahjehan, a 1946 Indian Hindi film about the Mughal emperor
• Shahjahan, a 2001 Indian Tamil film starring Vijay
• Shah Jahan Regency, an Indian Bengali drama film

• Shahjahanabad, former name of Old Delhi, built by Mughal Emperor Shah Jahan I
• Shahjahanpur (disambiguation)