When was Patrick Playfair born?

There isn't enough information to answer your question. "Patrick Playfair" could refer to many different people. To find out when someone named Patrick Playfair was born, you need to provide more context, such as:

* Full name: Is there a middle name or a unique last name?

* Occupation: Is this person an actor, a musician, an athlete, or something else?

* Location: Where was this person born or active?

With more information, I can help you find the birthdate of the specific Patrick Playfair you are looking for.