Crawfordsburn (from Scots Crawford's burn 'Crawford's stream') is a small village in County Down, Northern Ireland.

Before the Plantation of Ulster, the area of Crawfordsburn was known as Ballymullan (Irish: Baile Uí Mhaoláin).

At present it is used by the owners Crawfordsburn Chosen Few LOL 1091 who originally met in the old school house from 1905 and then bought their current building which is still in use to this day and continues to flourish with increased memberships.

The hall is also used by Robert Whiteside Memorial LOL 1229 and Sir Henry Wilson RBP 1104.

Crawfordsburn is classified by the NI Statistics and Research Agency (NISRA)[5] as being within Belfast Metropolitan Urban Area (BMUA).