With a name like Definitely Red this horse will no doubt have plenty of football fans backing him. Regardless of the tenuous football connection you might want to. Here's the full list of all the horses running in the Grand National We have included the runners name, number (from 6th April), age, weight, along with a Grand National Tips · Winner Predictor · Grand National Free Bets · Definitly Red. How One For Arthur won the Grand National late changes in the running order as the stamina kicks in with some horses and fades with others. .. back two things: Scottish-trained runners (the clue's in the name) and greys.