Nicholas Scott Additon (born December 16, 1987) is a former professional baseball pitcher. He played in the KBO League for the Lotte Giants and the Chinese Professional Baseball League (CPBL) for the Chinatrust Brothers.
Prior to playing professionally, he attended Western High School in Davie and then Indian River State College before being drafted by the St. Louis Cardinals in the 47th round of the 2006 Major League Baseball Draft. He began his professional career the next year.
He posted ERAs of 3.41, 2.23 and 3.11 in his first three seasons. Notably, in 2008, he was 9–5 with a 2.50 ERA for the Quad Cities River Bandits and 2–0 with a 0.50 ERA for the Palm Beach Cardinals. He was 9–6 with a 4.43 record for the Springfield Cardinals in 2010 and in 2011, he was 8-9 between Springfield and the Memphis Redbirds. He pitched for the GCL Cardinals and Memphis in 2012 and in 2013, he was 9–7 with a 4.10 ERA for Memphis. On November 4, 2013, Additon elected free agency.
On November 16, 2013, Additon signed a minor league deal with the Baltimore Orioles. He played 2014 with the AA Bowie Baysox and the AAA Norfolk Tides. Additon became a free agent after the season.
On August 9, 2015, Additon returned to the Orioles and was assigned to Bowie. Additon played for Norfolk before he was released on August 3, 2016.
Additon signed with the Chinatrust Brothers of the Chinese Professional Baseball League shortly after his release from Baltimore. He also began the 2017 season with Chinatrust before being released partway into the season.
He joined the Lotte Giants for 2017. At the time of his signing with the Korean club, he had spent part or all of six seasons at Triple-A, going 28–41 with a 4.41 ERA in 559.2 innings.