Surname Natthakul (Natthakul 
) , throughout the world, is an extremely rare last name. Predominantly, Natthakul is the forename as well as the last name.
Kala, Witthayapipopsakul, Suwanpakdee, Intramisuk, Na Lampang, Pienthaveechai, Prasongdee, Permviriyakul, Wootipoom, Na Nakorn, Bunnueang, Wanawas, Phaonta, Kamkaew, Sroichue, Supa Uan, Fukana, Jumpoo, Janpet, Boonya, Srisan, King, Charoensombat, and Sirichokmongkolchai