Nirmal Singh

Nirmal Singh may refer to:
 * Nirmal Singh (Shutrana politician) from INC in Punjab, India
 * Nirmal Singh Khalsa (1952–2020), Sikh Hazoori Ragi of Darbar Sahib
 * Nirmal Singh (judge) (born 1947), MLA of Bassi Pathana
 * Nirmal Kumar Singh (born 1956), BJP politician and deputy chief minister of Jammu and Kashmir
 * Nirmal Singh (Haryana) (born 1953), Congress politician from Haryana