Final answer:
The Primetime Emmy Award for Outstanding Lead Actress in a Drama Series is awarded annually and the recipient changes each year. For the most recent winner, one should check the latest results from the Primetime Emmy Awards.
Step-by-step explanation:
The winner of the Primetime Emmy Award for Outstanding Lead Actress in a Drama Series changes every year, as it is awarded to a different actress based on their performance in a drama series for that specific award cycle. It is presented during the Primetime Emmy Awards, which is an annual event that recognizes excellence in the television industry. To find out the most recent recipient of this award, one would need to look at the latest Primetime Emmy Awards results or visit their official website for the most up-to-date information.