Spanning tree is a term in the mathematical field of graph theory

Spanning tree may also refer to:

Spanning Tree Protocol, a network protocol for Ethernet networks Multiple Spanning Tree Protocol

See also

Minimum spanning tree Capacitated minimum spanning tree Distributed minimum spanning tree Euclidean minimum spanning tree k-minimum spanning tree Kinetic minimum spanning tree Random minimum spanning tree Rectilinear minimum spanning tree Degree-constrained spanning tree Maximum leaf spanning tree Minimum degree spanning tree Shortest total path length spanning tree Kruskal's algorithm, a minimum-spanning-tree algorithm