李Lǐ
A compact, familiar surname whose rising tone leaves room for a varied given-name rhythm.
A historical connection
The Tang ruling house used 李. That is a dynastic association, not evidence of an individual family line.
The named reference here is Li Yuan. It gives a point of entry into history; it cannot establish the origin or genealogy of everyone who writes this surname.
One surname, a ruling house, and many other families
The Metropolitan Museum of Art identifies Li Yuan as the founder of the Tang dynasty in 618 and places him in a northern aristocratic family with a history of government service. That is a specific account of one man and the ruling house he founded. It is not an origin story for every family that writes 李.
Why this matters when choosing a name
An English-speaking chooser can be interested in Tang history while still selecting a modern personal name for its own sound and meaning. The historical association belongs to the surname story; it should not be smuggled into the meaning of the chosen given name.
What this evidence cannot say: A shared character is not a pedigree. If a family already has its own 李 history, family documents and relatives are more relevant than a general dynasty overview.
What to check in your own name
Say the whole name aloud, including its surname/given-name boundary. Check the surname’s tone and whether the next syllable begins comfortably. If your family already uses a Chinese surname, use its own documented written form and reading instead of replacing it with an attractive historical story.
These combinations are exploration examples. Only the linked dossier’s original surname pairing has its specific editorial note; a changed surname needs fluent-speaker review.
Sources & limits
Sources support the specific facts cited above. An editorial name interpretation is not an ancient quotation or proof of family ancestry.