There’s something effortlessly cool about cat names that start with “O.”
From stylish names like “Olive” and “Orion” to playful ones like “Oreo” and “Octavius,” these picks are perfect for cats who like to stand out—on the windowsill and in name.
Male Cat Names That Start with ‘O’ Orion Ozric Oloen Oaklan Omen Othric Onyx Otomo Obryn Ovik Oxar Oryen Orven Ormir Obero Oswin Ovek Ombrin Olanzo Olivor Ostrix Orvis Odran Oxley Orvik Oshen Orellen Okair Ombrix Ozmond
Female Cat Names That Start with ‘O’ Ophelia Orielle Olira Ocea Omika Orlina Orabel Olette Ovia Orlaith Oria Onira Osira Ozara Ophyssa Orabelle Oxina Onera Oryssa Ovelyn Omira Olesya Olani Orica Ozani Oryelle Oshima Onelle Omelia Osmina
Color-Themed ‘O’ Cat Names For White Cats Opal Oyster Ocha (Tea White) Olafur Ovelyn Ostra Orya Oream Osnow Ophi Oshira Omyra Oceline Onessa Oclair
For Black Cats Onyx Omen Obscura Ombra (Shadow) Ozra Osidian Orkan Okuro Oystra Odris Obrix Orlock Ozmot Ozian Oscurro
For Orange / Ginger Cats OJ (Orange Joy) Ochre Orangina Orango Osnap Odieflame O’Spark Omeeka Ostrafire O’Honey Orro Orensa Outfire Ocheetah Oflare
For Gray / Blue Cats Obsidienne Ormist Ocearis Ozel Ogrin Osnowra Oryon Onyxray Oblue Ogen Ormistice Ovix Oxene Olivra Oshae
Japanese-Inspired ‘O’ Cat Names Osamu (Disciplined) Otome (Maiden) Orihime (Star princess) Okami (Wolf) Otoha (Sound feather) Osora (Sky) Orin Okina Oyuki (Snow) Oharu Osaki Onari Onoko Omiko Oshima
Korean-Inspired ‘O’ Cat Names Ohee (Grace) Oryun Osun (Warmth) Omae Onyu Omi Ojin Oryeon Osang Onjo Onhwa Ohyun Oriya Oseo Orin
Funny & Fancy ‘O’ Cat Names For your one-of-a-kind furball with too much oomph and opulence :
Oreo Whisker Outlaw Meow Oodles Opurrator Omeowlette Obnoxikitty Orbit Fang Oh Snap Cat Oinkerbean Octopaw Officer Fluff Overtime Paws Oblivicat Ouchie Meow Opalicious
Final Thoughts The letter “O” offers names that are original, opulent, and often oddly endearing .
Whether you’re naming a majestic hunter, a soft lap-loaf, or a mysterious midnight explorer, this list of creative “O” cat names has something that will feel absolutely one-of-a-kind .
Which “O” name will open the door to your cat’s true personality?
