List of Famous people who are 40

Mitsuteru Ueshiba is the son of the current Aikido Dōshu, Moriteru Ueshiba. In keeping with the iemoto system, he is expected to succeed his father as Dōshu. He is the great-grandson of Morihei Ueshiba, the Aikido founder.

Tang Peng is mainland Chinese-born table tennis player who now represents Hong Kong. He recently married Tie Yana, another Chinese-born table tennis player representing Hong Kong. As of December 2016, he is ranked the number nineteenth player in the world.

Franco Javier López Escamilla is a Mexican comedian, voice actor, musician, philanthropist, businessman, and founder of La Diablo Squad.

Praniti Sushilkumar Shinde is an Indian politician and a three time Member of Maharashtra Legislative Assembly elected from Solapur City Central

Makoto Moriyama is a Japanese former professional baseball outfielder in Japan's Nippon Professional Baseball. He played for the Orix Buffaloes from 2006 to 2012 and the Tohoku Rakuten Golden Eagles from 2013 to 2015.