| Acronym | Definition |
|---|
| WDN | Wireless Data Network |
| WDN | Withdrawn |
| WDN | Woodson (runabout boat) |
| WDN | Women Donors Network |
| WDN | Wewnatrzszkolnego Doskonalenia Nauczycieli |
| WDN | Washington Daily News |
| WDN | Wireless Developer Network |
| WDN | Wisconsin Donor Network |
| WDN | Waldron Island (Washington state, USA airport code) |
| WDN | Workplace Diversity Network |
| WDN | World Data Network |
| WDN | Weatherford Daily News (Weatherford, OK) |
| WDN | Wisconsin Development News (publication) |
| WDN | Worldwide Democracy Network |
| WDN | Williamson Daily News (Williamson, WV) |
| WDN | Water Distribution Network |
| WDN | Witt Design Network (Hong Kong) |
| WDN | Windows Developer Network |
| WDN | Workforce Development Network |
| WDN | Western District Net (amateur radio; part of the National Traffic System) |
| WDN | Well Decision Navigator |
| WDN | Whip Deflation Now |
| WDN | Willow Drive Nursery, Inc. |
| WDN | Waveguide Digital Network |
| WDN | Weekly Deranged News |
| WDN | Washington Development Network (Washington Economic Development Association) |
| WDN | Weekly Discussion Notes |
| WDN | Wireless DirectNet |
| WDN | World Digital Network Co. |