Merry

In the Doctor Who franchise, Merry Galel was an inhabitant of Akhaten. She was known as the Queen of Years, and was a Sun-singer of the long song. The song was continuously sung by various singers to appease the sleeping Old God. The Doctor's companion, Clara, encountered Merry when she was running away because she feared she would make a mistake. Clara convinced her that she would be able to complete her task and convinced her to return. While Merry was singing, the Old God awoke, and took her as a sacrifice. The Doctor and Clara rescued her and convinced her that she did not need to sacrifice herself to appease the Old God.

Merry was the nickname of Meriadoc Brandybuck in the Lord of the Rings trilogy. He was a Hobbit and one of the Fellowship of the Ring. At Gondor, he became a squire to Théoden. He helped Éowyn kill the Witch King of Angmar. He was awarded a knighthood for his bravery. 

Merry Pemberton was a character in the D.C. Comics universe.

Merry is an English name that means 'Happy'. Merry appeared in the SSA's top 1000 names for most years between 1920 and 1969, but hasn't ranked since then. It ranked highest in 1954 when it was #468. In 2011, the name Merry was given to just 15 girls.