Jill Biden was married to which president?

Which president served from 2021 to 2025? In what year did Joe Biden first take office as President? Who served as Vice President under Joe Biden? Who was First Lady during Joe Biden's presidency? Which U.S. president was born in New Hampshire? Which U.S. president was born in Kentucky? Which U.S. president was born in Iowa? Which U.S. president was born in Missouri?