This is a list of 20th-century battles involving the Ottoman Empire prior to World War I; for World War I battles, see List of Ottoman battles in World War I.
Blue in the following table represents naval engagement.
| Date | Battle | Opponent | War | |
|---|---|---|---|---|
| 28 September 1911 | Preveza | Italy | Italo-Turkish War | |
| 28 November 1911 | Kuwayfia | Italy | Italo-Turkish War | |
| 22 December 1911 | Tobruk | Italy | Italo-Turkish War | |
| 7 January 1912 | Kunfuda Bay | Italy | Italo-Turkish War | |
| 24 February 1912 | Beirut | Italy | Italo-Turkish War | |
| 3 March 1912 | Derna | Italy | Italo-Turkish War | |
| 4 May 1912 | Rhodes | Italy | Italo-Turkish War | |
| 8 June 1912 | Zanzur | Italy | Italo-Turkish War | |
| 20 September 1912 | Zanzur | Italy | Italo-Turkish War | |
| 18–21 October 1912 | Lemnos | Greece | First Balkan War | |
| 21 October 1912 | Bulgaria | First Balkan War | ||
| 22 October 1912 | Sarantaporo | Greece | First Balkan War | |
| 23 October 1912 | Serbia | First Balkan War | ||
| 24 October 1912 | Kirk Kilise | Bulgaria | First Balkan War | |
| 28 October 1912 | Serbia and Montenegro | First Balkan War | ||
| 28 October 1912 | Lüleburgaz | Bulgaria | First Balkan War | |
| 2–3 November 1912 | Yenidje | Greece | First Balkan War | |
| 2–6 November 1912 | Greece | First Balkan War | ||
| 3 November 1912 | Bulgaria | First Balkan War | ||
| 4 November 1912 | Bulgaria | First Balkan War | ||
| 4–11 November 1912 | Beşpınar (Pente Pigadia) | Greece | First Balkan War | |
| 3 November 1912 | Serbia | First Balkan War | ||
| 14 November 1912 | Bulgaria | First Balkan War | ||
| 16 November 1912 | Greece | First Balkan War | ||
| 16 November 1912 | Monastir | Serbia | First Balkan War | |
| 18 November 1912 | Greece | First Balkan War | ||
| 21 November 1912 | Bulgaria | First Balkan War | ||
| 21 November – 21 December 1912 | Greece | First Balkan War | ||
| 24 November 1912 – 3 January 1913 | Greece | First Balkan War | ||
| 20 December 1912 | Greece | First Balkan War | ||
| 18 January 1913 | Greece | First Balkan War | ||
| 26 January 1913 | Bulgaria | First Balkan War | ||
| 9 February 1913 | Şarköy | Bulgaria | First Balkan War | |
| 4 March 1913 | Greece | First Balkan War | ||
| 3 March 1913 | Bulgaria | First Balkan War | ||
| 21 July 1913 | Siege of Adrianople | Bulgaria | Second Balkan War |