The answer to the crossword for the term 'Brother of Willow Smith' is JADEN (5 letters). Jaden Smith is an American actor, rapper, singer, and songwriter. He is the son of actors Will Smith and Jada Pinkett Smith, and the younger brother of Willow Smith. He began his acting career in 2006, appearing in the films The Pursuit of Happyness and The Day the Earth Stood Still. He has since starred in several other films, including After Earth and The Karate Kid. He has also released two studio albums, Syre and Erys.