Modern invented name with no established etymology, likely a creative respelling of Tyson or a -son suffix variant.
Tieson is a modern invented name with no established etymology, though it may be a creative respelling of Tyson or a -son suffix variant. That gives it a surname-like backbone and a contemporary, custom-built feel.
It sounds like a name shaped to fit current tastes for strong, compact masculine forms. The name feels brisk and straightforward. It has enough familiarity to be accessible, but enough variation to stand apart from the standard forms that may have inspired it.
Tieson belongs to the modern naming habit of remixing known sounds into something new and personal. It sounds direct, current, and lightly rugged.