I'm sure we could collectively get a list together! I'll start with a few I like:

• https://byalicelee.com
• https://sebastianabboud.com
• http://www.danielhaire.com
• https://jenniferhom.com
• http://carlydraws.com
• http://justinpervorse.com
• http://rosacarbo.co.uk
• https://dribbble.com/megdraws
• https://www.dmitrilitvinov.com
• http://christinejopling.com
• https://studiovoila.com
• http://www.jetpacksandrollerskates.com
• https://dribbble.com/Pro_Art
• https://dribbble.com/gytis
• https://dribbble.com/krugli
• https://dribbble.com/zrestudio
• https://dribbble.com/dmitrymoi
• http://camellianeri.co
• http://anna-hurley.com
• https://www.bluebed.net
• https://www.xoanaherrera.com

Hi Brock, we have a platform with top 1000 illustrators on tasteminty.com. Each season we pick 16 hottest authors, this is Spring 2020 collection: https://tasteminty.com/browse/artists/-/1