While 2020 has been quite the train wreck, new parents have responded with some doozies when naming their newborns. According to Mum Central, calendar-inspired names including January, May, April, June and August – as well as Sunday, Tuesday and Wednesday – are climbing up the charts of popular baby names. For girls, meanwhile, Amelia is following in the top five by Olivia, Charlotte – previously the most popular girls’ name in NSW for three years running, Isla and Mia. MOST POPULAR BOYS’ NAMES 20201. JamesMOST POPULAR GIRLS’ NAMES 20201.