From the willow farm or well meadow
An English habitational surname derived from Old English elements. It likely refers to a meadow (leah) near a well or a farmstead characterized by willow trees.
Less common today
Wellesley isn't in the latest US Top 1000. It last peaked at #8,835 in 2020.
The 1st Duke of Wellington and British Prime Minister
American screenwriter and producer
US births per 5-year period, 1990βpresent (SSA data).