Princess Sumiko
| Princess Sumiko 桂宮淑子内親王 | |
|---|---|
| Head of the Katsura-no-miya | |
| Reign | 1863–1881 |
| Predecessor | Prince Katsura Misahito |
| Successor | Line extinct |
| Born | February 22, 1829 Yamashiro Province |
| Died | October 3, 1881 (aged 52) Kyoto Prefecture |
| Burial | October 20, 1881 |
| House | Imperial House of Japan |
| Father | Emperor Ninkō |
| Mother | Kanroji Kiyoko |
Princess Sumiko (桂宮淑子内親王; Katsura-no-miya Sumiko naishin'nō) was a Japanese princess. She was the head of the Katsura-no-miya from 1863 until 1881. She was the last woman born a princess to lead a branch of the imperial family until Princess Akiko of Mikasa in September 2025.