Wiltonia pecki is a species of Orsolobidae that is endemic to New Zealand.

[1] This species was described in 1985 by Ray Forster and Norman Platnick from a female specimen collected in Lewis Pass.

The holotype is stored in Otago Museum.

[1] This species is only known from Lewis Pass, New Zealand.

[1] 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".