The following crews entered into the rally. The event opened to crews competing in the World Rally Championship, World Rally Championship-2, WRC-2 Pro and privateer entries not registered to score points in any championship. A total of fifty-nine entries were received, with eleven crews entered with World Rally Cars and twenty-one entered the World Rally Championship-2. Five crews were nominated to score points in the Pro class. A further eleven entries were received for the Junior World Rally Championship.
Route
The heart of Llandudno on the coast of north Wales served as the rally base for Wales Rally GB this year, with a purpose-built special stage at the Oulton Park circuit as the opening stage of the rally on Thursday evening.
The M-Sport Ford WRT crew of Elfyn Evans and Scott Martin returned to the championship after Evans injured his back during Rally Estonia. Ott Tänak started his rally with a near-10-second time loss because of an engine issue in the slippery opening stage, but he grabbed a narrow lead from teammate Kris Meeke going into Saturday after a day's effort. Esapekka Lappi retired from Friday after went off the road, while Jari-Matti Latvala retired from the rally after a heavy crash. Craig Breen rolled his i20 on Saturday morning, but it only cost cosmetic damage. Tänak won in style eventually.
Classification
Special stages
Championship standings
World Rally Championship-2 Pro
, who just celebrated his 19th birthday, led comfortably in the front until a puncture made his lead lost to his teammate Jan Kopecký. Mads Østberg and Hayden Paddon retired from Friday due to oil leak and car beached. In the second leg, Rovanperä regained the top spot from his teammate as Kopecký firstly punctured and then rolled his car. Hayden Paddon restarted on Saturday, but retired from the day again after he suffered two punctures. Gus Greensmith also retired from the day after hitting a bank and damaged his rear-right suspension. Rovanperä took the rally in the end to win the 2019 WRC-2 Pro championship.
Classification
Special stages
Results in bold denote first in the RC2 class, the class which both the WRC-2 Pro and WRC-2 championships run to.
led the class after a trouble-free run. Kajetan Kajetanowicz retired from Friday with three punctures, while Ole Christian Veiby retired from the first leg with a broken track control arm. Petter Solberg overtook Loubet to lead the category in the second loop of Saturday. His son Oliver Solberg made a sensational return after he exited his WRC debut due to steering issue on Friday, setting two fastest stage times until he stopped because of technical problems. Eventually, the 2003 World Champion won the class, ending his 20-year-long career in satisfactory.
Classification
Special stages
Results in bold denote first in the RC2 class, the class which both the WRC-2 Pro and WRC-2 championships run to.
Championship standings
Junior World Rally Championship
fended off championship leader Tom Kristensson, while Dennis Rådström went off the road and retired from Friday despite holding an early lead. On Saturday, Kristensson suffered a puncture and dropping over three minutes. Following title rival Kristensson's problem, Solans was clear in front. The Spaniard successfully sealed the win to snatch the junior title.