January 10th at 2:21 PM will be the first full moon of 2020. and is known as the Wolf Moon.
This October we will have 2 Full moons and the second one will be a Blue Moon on October 31st, Halloween. The next full moon on Halloween will be 2039.
The two supermoons will occur on March 9th and April 7th.

Full Moon 2020 Dates, Times, and Names courtesy of The Farmers Almanac.