106 (Yeomanry) Regiment Royal Artillery is part of the Army Reserve and has sub-units throughout the South of England.

The Regiment's role is Close Air Defence and it was part of the Joint Ground Based Air Defence (Jt GBAD) formation, later 7 Air Defence Group and uses the Starstreak missile.

[2] Its units were 202 (Suffolk and Norfolk Yeomanry) Battery at Bury St Edmunds (transferred from 100th (Yeomanry) Regiment Royal Artillery), 265 (Home Counties) Battery at Grove Park in London (also transferred from 100 (Yeomanry) Regiment Royal Artillery), 269 (West Riding) Battery at Leeds and 457 (Hampshire Yeomanry) Battery at Southampton.

[3] Under the initial Army 2020 reforms, this regiment has three batteries of missiles.

[4] Initially, the regiment's role was stated as 'to be determined' in 2017,[5] however, a Freedom of Information answered stated the regiment's role as of August 2020, is of Ground Based Air Defence.