What is the approximate age of the oldest fossils of early human ancestors?

About 300,000 years old

Explanation:

The oldest known evidence for anatomically modern humans (as of 2017) are fossils found at Jebel Irhoud, Morocco, dated about 300,000 years old. Anatomically modern human remains of eight individuals dated 300,000 years old, making them the oldest known remains categorized as "modern" (as of 2018).

Answer:approx 300,000 years ago

Explanation:

Fossils attributed to H. sapiens, along with stone tools, dated to approximately 300,000 years ago, found at Jebel Irhoud, Morocco yield the earliest fossil evidence for anatomically modern Homo sapiens