Laestrygones minutissimus is a species of Toxopidae spider that is endemic to New Zealand.
This species was described as Stiphidion minutissimum by Henry Roughton Hogg in 1909 from a female specimen. It has undergone numerous revisions, but was mostly recently revised in 1970. The holotype is stored in Otago Museum.
The female is recorded at 3.48mm in length.
This species is only known from the Campbell Islands and Auckland Islands of New Zealand.
Under the New Zealand Threat Classification System, this species is listed as "Naturally Uncommon" with the qualifier of "Range Restricted".