Hapona salmoni is a species of Toxopidae spider that is endemic to New Zealand.
This species was described by Ray Forster in 1964 from a female specimen. It was most recently revised in 1970. The holotype is stored in Te Papa Museum under registration number AS.000104.
The female is recorded at 1.79mm in length.
This species is only known from Wellington, New Zealand.
Under the New Zealand Threat Classification System, this species is listed as "Data Deficient" with the qualifiers of "Data Poor: Size", "Data Poor: Trend" and "One Location".