Celtic B is the reserve team of Celtic Football Club. They are based in Airdrie and compete in the Lowland League.
Honours
Reserves
League
- Scottish Reserve League: 9
- 1895–96, 1958–59, 1959–60, 1960–61, 1962–63, 1964–65, 1965–66, 1969–70, 1970–71
- Premier Reserve League: 5
- 1979–80, 1984–85, 1990–91, 1993–94, 1994–95
- SPL Reserve League: 5
- 2004–05, 2005–06, 2006–07, 2007–08, 2008–09
- Scottish Alliance: 4
- 1921–22, 1933–34, 1936–37, 1937–38
Cup
- Scottish 2nd FA XI Cup: 8
- 1890–91, 1934–35, 1935–36, 1957–58, 1965–66, 1970–71, 1973–74, 1984–85
- Reserve League Cup: 13
- 1959–60, 1966–67, 1968–69, 1969–70, 1970–71, 1979–80, 1980–81, 1985–86, 1989–90, 1991–92, 1993–94, 1994–95, 1995–96,
Other
- Kilsyth Charity Cup: 1
- 1889
- Jock Stein Friendship Cup: 9
- 2006, 2007, 2008, 2009, 2010, 2016, 2017, 2018, 2019
- John Reames Trophy: 1
- 2010
- GFR Challenge Cup: 1
- 2019
Third XI / B Team
- Combined Reserve League: 3
- 1960–61, 1962 –63, 1963–64
- CRL Autumn Series: 1
- 1963–64
- CRL Spring Series: 4
- 1959–60 (West), 1961–62, 1962–63, 1965–66
Youths
Domestic
- SFL/SPL Youth League: 9
- 199