Jiǎng Wǎn 蔣琬 (zì Gōngyǎn 公琰; d. 246 CE; CBDB records d. 245 but Sānguó zhì Shǔzhì 44 gives 246) was the principal regent of Shǔ-Hàn 蜀漢 following the death of Zhūgě Liàng 諸葛亮 in 234 CE. Native of Língling 零陵, Xiānghán 湘漢 (modern Húnán). Rising through the chancery under Zhūgě Liàng, he became Chángshǐ 長史, then Shàngshū lìng 尚書令, and ultimately Dà Sīmǎ 大司馬, functioning as senior civilian regent and military director. He maintained Shǔ-Hàn’s northern strategy through smaller operations, including endorsing Jiāng Wéi 姜維 for operations in the northwest. Posthumous title Gōng-hóu 恭侯. His biography is in Sānguó zhì Shǔzhì 44. His surviving official writings are reconstructed in KR4b0025.