| Yunnan clique | |
|---|---|
| Chinese: 滇系; pinyin: Diān Xì | |
 Yunnan Provincial Government Seal | |
| Active | 1915–1945 |
| Disbanded | 1945 |
| Country |   Republic of China |
| Allegiance | Independent (1915–1916) Constitutional Protection Junta (1917–1921) Government of the Republic of China in Guangzhou (1921–1922) Army and Navy Marshal stronghold of the Republic of China (1923–1924) China Public Interest Party (1924–1927) Nationalist Government (1927–1945) |
| Type | Warlord faction |
| Size | 20 regiments |
| Commanders | |
| Commander-in-Chief (1911–1913) | Cai E |
| Commander-in-Chief (1913–1921; 1922–1927) | Tang Jiyao |
| Commander-in-Chief (1921) | Gu Pinzhen |
| Commander-in-Chief (1927–1945) | Long Yun |
| Aircraft flown | |
| Bomber | Bréguet 14 |
| Trainer | Caudron G.3 |
The Yunnan clique (Chinese: 滇系; pinyin: Diān Xì) was one of several mutually hostile cliques that split from the Beiyang Government in the Republic of China's warlord era. It was named for Yunnan Province.