Grewal/Garewal is a Jat clan found in Punjab, India, Haryana and Punjab, Pakistan. Grewal's alongside other Jats belong to the group of Indo-Aryan peoples.
- Gurmant Grewal former 3-term Member of Parliament in Canada and Deputy House Leader.
- Nina Grewal 4-term Member of Parliamant in Canada. Nina and Gurmant Grewal are the first married couple to consecutively serve in the Canadian Parliament.
- Gurnam Singh Grewal of V. Narangwal served as Chief Minister of Punjab
- Gippy Grewal Singer, Actor, Producer
- Alexi Grewal Olympic Gold medal cyclist
- Dr Karam Singh Grewal - orthopedic doctor, found of the Indian Orthopaedic Association.
- Kartar Singh Sarabha An Indian freedom fighter was also a Grewal and also amongst the youngest to sacrifice for the country