Which cherry is this please?

I think I have this one, will get back to you on name.. sorry

It could be Prunus autumnalis ... it looks very similar

It's Prunus 'Kojo-no-mai' Wildrose, otherwise known as the Fiji Cherry . . . we have it too, and I love its curly branches. :))

Thank you for helping me with this one.
Ours has done well this year but one or two of our other blossom trees have been disappointing after a good year last year.

Yup, it looks like kojo-no-mai to me too. :))