Nicknames for Katherine
10 nicknames, sorted by where they actually get used.
Office-safe
Kate
formal
Kat
formal
Kay
formal
Cate
formal
Playground-friendly
Kathy
casual
Katie
casual
Kitty
casual
Kit
casual
Cat
casual
Family nicknames
Kath
endearment
Katherine carries 10 documented short forms — Kate, Kat, and Kay — drawn from its English-origin roots. The list splits into 4 office-safe picks and 5 playground-friendly options so you can match the moment.