Modern American creation, possibly meaning 'gift' or 'alive'
Tyshay is a contemporary American name likely formed by combining the popular prefix 'Ty-' with the name Shay. While its exact etymology is not fixed, it is often associated with the Hebrew name Shai, meaning 'gift', or the Irish name Shea, meaning 'stately'.
US births per 5-year period, 1990–present (SSA data).