Arizona Diamondbacks franchise seasons
28 available seasons. Historical team names follow each season's source article.
- 2025 Arizona Diamondbacks — 65 roster players
- 2024 Arizona Diamondbacks — 51 roster players
- 2023 Arizona Diamondbacks — 54 roster players
- 2022 Arizona Diamondbacks — 58 roster players
- 2021 Arizona Diamondbacks — 64 roster players
- 2020 Arizona Diamondbacks — 45 roster players
- 2019 Arizona Diamondbacks — 45 roster players
- 2018 Arizona Diamondbacks — 49 roster players
- 2017 Arizona Diamondbacks — 45 roster players
- 2016 Arizona Diamondbacks — 50 roster players
- 2015 Arizona Diamondbacks — 50 roster players
- 2014 Arizona Diamondbacks — 52 roster players
- 2013 Arizona Diamondbacks — 44 roster players
- 2012 Arizona Diamondbacks — 48 roster players
- 2011 Arizona Diamondbacks — 51 roster players
- 2010 Arizona Diamondbacks — 48 roster players
- 2009 Arizona Diamondbacks — 45 roster players
- 2008 Arizona Diamondbacks — 41 roster players
- 2007 Arizona Diamondbacks — 47 roster players
- 2006 Arizona Diamondbacks — 44 roster players
- 2005 Arizona Diamondbacks — 43 roster players
- 2004 Arizona Diamondbacks — 52 roster players
- 2003 Arizona Diamondbacks — 42 roster players
- 2002 Arizona Diamondbacks — 42 roster players
- 2001 Arizona Diamondbacks — 47 roster players
- 2000 Arizona Diamondbacks — 41 roster players
- 1999 Arizona Diamondbacks — 43 roster players
- 1998 Arizona Diamondbacks — 46 roster players