‘I loved Jane Costello’s funny, touching novel and if you’re a Gen X woman with too much on your to-do list, you will too!’
―Jennifer Weiner #1 New York Times bestselling author
Hi, I’m Jane.
(but you might also know me as Catherine).
I write under different names, not to confuse everyone (though it sometimes does!), but because my books have slightly different styles. For romantic comedy, look for Jane Costello; for emotional love stories, go to Catherine Isaac . . . READ MORE
Sunday Times bestsellers
‘Anyone want to guess how much I love this story and wish I wrote it?’
―Annabel Monaghan, author of Nora Goes off Script
‘Hilarious and oh so relatable, I absolutely loved this!’
―Sophie Cousens, author of Is She Really Going Out With Him?
Emotional love stories
Newsletter
Newsletter
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I write an email to my readers about once a month to let them know what I’m up to (or more if there’s special offer worth knowing about).
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