Wat Si Saket (Lao: ວັດສີສະເກດ, pronounced [wāt sǐː.sā.kèːt]) is a Buddhist wat in Vientiane, Laos. It is situated on Lan Xang Road, on the corner with Setthathirat Road, to the northwest of Haw Phra Kaew, which formerly held the Emerald Buddha.