National Eli Day is celebrated on May 20 and honors the biblical name Eli, which has meanings related to upliftment and divinity. The name Eli, rooted in the Hebrew Bible, is predominantly used for males but can also be given to females. It is associated with Eli, a high priest and judge of Israel, who played a significant role in the story of Hannah and her son Samuel. The name gained popularity in 17th century England among Puritans and later in America, where it saw a resurgence in the 1970s. Typical activities for National Eli Day include recognizing individuals with the name Eli and exploring its significance in various contexts. Celebrations may also involve learning about famous people named Eli and their contributions.