| Unit Name: | Södermanland Brigade |
| Native Name: | Södermanlandsbrigaden |
| Dates: | 1943–1974, 1982–2000 |
| Country: | Sweden |
| Allegiance: | Swedish Armed Forces |
| Branch: | Swedish Army |
| Type: | Infantry (1957–1963) Armoured (1949–1957, 1963–1974, 1982–2000) |
| Role: | Armoured brigade (1949–1957, 1963–1974) Infantry brigade (1957–1963) Mechanized brigade (1982–2000) |
| Size: | Brigade |
| Command Structure: | Södermanland Regiment (1949–1994) Milo M (1994–2000) |
| Garrison: | Strängnäs |
| Motto: | Regimus neque hostis ("We decide - not the enemy") |
| Colors: | Yellow and black |
| Colours Label: | --> |
| March: | "Södermanlands regementes marsch" (Lundvall) |
| Anniversaries: | 13 August |
| Battle Honours: | Warsaw (1656), Frederiksodde (1658), Tåget över Bält (1658), Fraustadt (1706), Helsingborg (1710), Gadebusch (1712), Stäket (1719) |
| Identification Symbol Label: | Branch insignia |
| Identification Symbol 2 Label: | Unit insignia |
Södermanland Brigade (sv|Södermanlandsbrigaden), also PB 10 or MekB 10, was a Swedish Army armoured brigade located in the province of Södermanland. Most of the brigade was trained at Södermanland regiment. The brigade was decommissioned in 2000
In 1963, the brigade was converted from an infantry brigade into an armoured brigade. The unit was disbanded as a result of the disarmament policies set forward in the Defence Act of 2000.
The Södermanland Brigade shared heraldry and traditions with Södermanland Regiment.
The coat of the arms of the Södermanland Brigade (MekB 10) 1994–2000. It was also used by the Södermanland Regiment (P 10/Fo 43) 1977–1994 and the Södermanland Regiment (P 10) 2000–2004. Blazon: "Or, the provincial badge of Södermanland, a griffin segreant, sable, armed and langued gules. The shield surmounted two arms in fess, embowed and vambraced, the hands holding swords in saltire, or".
| Name | Translation | From | To | ||
|---|---|---|---|---|---|
| 10. pansarbrigaden | 10th Armoured Brigade | 1943 | – | 1949-09-30 | |
| Södermanlandsbrigaden | Södermanland Brigade | 1949-10-01 | – | 1974-06-30 | |
| Södermanlandsbrigaden | Södermanland Brigade | 1982-07-01? | – | 2000-06-30 | |
| Designation | From | To | |||
| 10. pansarbrig | 1943 | – | 1949-09-30 | ||
| PB 10 | 1949-10-01 | – | 1957-03-31 | ||
| IB 10 | 1957-04-01 | – | 1963-03-31 | ||
| PB 10 | 1963-04-01 | – | 1974-06-30 | ||
| MekB 10 | 1982-07-01? | – | 2000-06-30 | ||
| Location | From | To | |||
| Strängnäs Garrison | 1943 | – | 2000-06-30 |