Which female artist reached No. 1 on the Artist 100 following her debut album 'Sour'?

The female artist who reached No. 1 on the Artist 100 following her debut album 'Sour' is Olivia Rodrigo. Released on May 21, 2021, 'Sour' quickly garnered widespread acclaim and commercial success. The album features hit singles such as "drivers license," "good 4 u," and "linear," all of which contributed to her rapid rise in popularity and significant streaming numbers. Olivia's poignant lyrics and relatable themes resonated with a wide audience, enabling her to achieve this remarkable milestone on the charts shortly after her debut. Her success also marked a significant moment in pop music, showcasing the impact of young artists in the industry today.