Xi Zhang[1][2] (Chinese: 张曦) is a full professor and the Founding Director of the Networking and Information Systems Laboratory, Department of Electrical and Computer Engineering, Texas A&M University.

He is a Fellow[3] of the IEEE for contributions to quality of service (QoS) in mobile wireless networks.

His research interests include statistical delay-bounded QoS provisioning for multimedia mobile wireless networks, edge computing, finite blocklength coding theory, in-network caching, and offloading over 5G mobile wireless networks.

He has published more than 400 research papers[5] on wireless networks and communications systems, network protocol design and modeling, statistical communications, random signal processing, information theory, and control theory and systems.

One of his IEEE Journal on Selected Areas in Communications papers has been listed as the IEEE Best Readings (receiving the top citation rate) Paper[10] on Wireless Cognitive Radio Networks and Statistical QoS Provisioning over Mobile Wireless Networking.