Disclosed are a natural person information setting method, an account information providing method, and electronic devices. The natural person information setting method includes the following steps: an associated set of each account is determined according to a degree of association and an exclusion index of another account with the each account; convergence processing is performed on all associated sets, such that after the convergence processing, no associated account in any one associated set appears in another associated set; and identical natural person information is set for any associated account in a same associated set having gone through the convergence processing, and a same natural person is set for any associated account in the same associated set according to the identical natural person information. Also disclosed are an account information providing method and electronic devices.