209th BattleMech Division

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209th BattleMech Division
Unit Profile (as of 2764)
Nickname The Ardennes Division
Parent Formation XX Corps
Formed unknown


The 209th BattleMech Division was a part of the Star League Defense Force Regular Army.

In 2758, the 209th was engaged with both Rim Worlds Republic and Lyran Commonwealth forces while performing peace keeping duties.[1]


In 2764, the unit was assigned, as a part of the XX Corps, Thirteenth Army, to District 3 of the Lyran Commonwealth Military Region, but was moved to an undisclosed area of the Periphery.[2] The 209th was destroyed during the Hegemony Campaign.[2]


Rank Name Command
Commanding Officers of the 209th BattleMech Division




As an SLDF BattleMech division the 209th would have been formed from two Brigades of BattleMech regiments and a brigade of Mechanized Infantry regiments.[3]


  • 2091st Brigade [4]
  • 2092nd Brigade
  • 2093rd Brigade


  1. Field Manual: SLDF, p. 161, "209th BattleMech Division"
  2. 2.0 2.1 The Star League, p. 146, "Thirteenth"
  3. The Star League, p. 133
  4. Field Manual: SLDF, p. 13