Doyle is a traditional Irish surname that means 'Dark stranger' or 'valiant'. It is also a popular given name for boys with Irish heritage. People with the name Doyle are typically known for their strong, independent personalities and courageous spirits. They are often seen as natural leaders who are not afraid to stand up for what they believe in. With a name like Doyle, one can expect a determined and loyal individual who is always willing to go the extra mile for those they care about.