<P> This is a list of the 100 oldest people who have been verified to be alive within the last one year and whose death has not been reported by a reliable source . It is estimated that there are between 150 and 600 living people who have reached the age of 110 . The true number is uncertain as not all supercentenarians are known to researchers at a given time and some claims cannot be validated or are fraudulent . Since all the people on this list have lived to at least the age of 110, all of them are supercentenarians . </P> <P> Upon the death of Nabi Tajima of Japan on 21 April 2018, Chiyo Miyako, also of Japan, became the world's oldest living person . </P> <Dl> <Dd> This incomplete list is frequently updated to include new information . </Dd> </Dl>

Who is the oldest living person right now