Arnell is both a surname and a given name. Notable people with the name include:
Alan Arnell (1933–2013), English-born former footballerHelena Arnell (1697–1751), one of the first Finnish painters in FinlandRichard Arnell (1917–2009), English composer of classical musicSamuel Mayes Arnell (1833–1903), American politicianVaughan Arnell, British music videos and television commercials directorJonas Arnell, Swedish orders and medals expert, former Political Advisor to the Christian Democrats in the Swedish Parliament.Arnell Engstrom (1897–1970), American businessman and politicianArnell Ignacio, Filipino game show host, comedian and actorArnell Wikipedia (Text) CC BY-SA