Starting January 1, 2025, the newest demographic population, Generation Beta, is set to make its entrance into the world. The group, comprising of children born between 2025 and 2039, is expected to constitute 16 per cent of the global population by 2035, with many likely to see the dawn of the 22nd century, according to social researcher Mark McCrindle, who is often credited for defining the generational labels. happynewyear2025