The milestone comes just days before the commonwealth relaxes capacity restrictions and ends its curfew on bars and restaurants.
As of Monday, more than 1.9 million Kentucky residents had received at least the first dose of a COVID-19 vaccine, the governor said.
Kentucky's positivity rate fell from 3.00% on Friday to 2.83% on Saturday.
A parent or guardian must give consent for anyone 12 to 17 to receive the vaccine.
The curfew will end the same day that events of less than 1,000 people will be opened to 75% capacity.
Kentucky's positivity rate fell slightly from 3.32% on Saturday to 3.28% on Sunday, according to data from the state.
Anyone 16 or older is eligible to receive the COVID-19 vaccine in Kentucky.
As of Sunday, 1,768,443 Kentuckians had received at least the first dose of a coronavirus vaccine.
As of Saturday, 1,767,469 Kentuckians had received at least the first dose of a coronavirus vaccine, according to the state's online vaccination dashboard.
Wednesday's update brings Kentucky to 6,485 coronavirus-related deaths reported since the start of the pandemic, according to the governor's office.