Ad van den Berg may refer to

• Adrian Vandenberg, Dutch guitarist for Vandenberg and Whitesnake
• Ad van den Berg, Dutch politician for the Party for Neighbourly Love, Freedom, and Diversity and chairman of Vereniging Martijn

• The royal academy of thailand
• The Royal Air Force Club
• The Royal Air Force Dance Orchestra
• The Royal Alexandra and Albert School
• The Royal Art Lodge
• The Royal Astronomical Society
• The Royal Australasian Ornithologists Union
• The Royal Bank of Scotland Group PLC
• The Royal Bank of Scotland PLC
• The Royal Bank of Scotland plc
• The royal banners forward go
• The royal bath and west of england society
• The Royal Bath and West of England Society
• The Royal Bengal Mystery
• The Royal Bengal Tiger
• The Royal Berkshire Regiment
• The Royal Berkshire Regiment (Princess Charlotte of Wales's)
• The Royal Borough of Kingston upon Thames
• The royal burgess
• The Royal Burgess Golfing Society
• The Royal Burgess Golfing Society of Edinburgh
• The Royal Canadian Air Face
• The Royal Canadian Geographical Society
• The Royal Canadian Regiment of Infantry
• The Royal Canadians