Xu Jia 須賈 was a noble of the state of Wei 魏. After the battle of Huayang 華陽, the army of Qin 秦 endangered the capital of Wei, Liang 梁. While the other ministers suggested ceasing some territory to Qin, Xu Jia was sent to the powerful counsellor of Qin, Marquis Rang 穰侯. Xu was able to pursue the Marquis to lift the siege of Liang.