Cowlorado is also a self-proclaimed ladies man, so any pretty heifer he likes, he'll try to impress. Even going as far as making up stories, just to make him seem more attractive.
The closest one to a love interest he has, is Sally Sue Holstein. She was seen in "A sheepful of dollars." And she was mentioned in Tales of the TMNT # 58.
And he is also known as trustworthy, heroic, extroverted, confident, optimistic, well-mannered, loving, organized, resourceful, athletic, daring, outgoing, kind, independent, dependable, courteous, observant, warm-hearted, loyal, open-minded, responsible, assertive, determined, outspoken, knowledgeable, imaginative and deferential.