The Guernsey star admitted she was out of sorts, but it is doubtful whether anyone would have been able to stop the England player becoming the first four-time women’s champion on the form she showed in a 13-2, 14-2 victory.
‘I needed to be on my A-game to beat her and I’m not sure where I was today,’ said Merrien with a chuckle afterwards.
‘It just wasn’t working for me today.
‘I’m pleased to have got this far, but obviously Katherine has played well the whole tournament so I knew I was up against it and I needed to be on my best form. It was just not to be.’
Merrien still considered it a successful week, having won the mixed pairs title alongside Paul Foster on Tuesday.