Raj Kumar is a Singaporean businessman, known as one of Singapore's leading landlords with his Royal Holdings/RB Capital property empire. The empire is owned and run together with his son Kishin RK.

After a 2011 family settlement between him and his younger sibling Asok Kumar Hiranandani (also a billionaire), Raj Kumar has been on a deal-making spree.

• Core Company: Royal Holdings/RB Capital (Property empire).
• Key Event: Started a deal-making spree after a 2011 family settlement.
• Family Governance: Owned and run with his son Kishin RK.

Raj Kumar's career is defined by his extensive activity in the real estate sector, particularly after the 2011 family settlement. His structural achievement is tied to acquiring and developing prime hospitality and commercial assets in Singapore and beyond.

Prize holdings include the 442-room Holiday Inn Express at Clarke Quay, Holiday Inn Little India, and the Intercontinental Singapore Robertson Quay. He also bought and refurbished the Porcelain Hotel in Singapore's Chinatown, reopening it as the 134-room Hotel 1900 in 2023.