Arnold Wiktor Masin (born April 6, 1977 in Staszów) is a Polish politician.
He was elected to the Sejm on September 25, 2005 getting 4168 votes in 10 Piotrków Trybunalski district, candidating from the League of Polish Families list.
He was a Vice-Minister of Sport in the Cabinet of Jaroslaw Kaczynski.