Dira jansei, or Janse's widow, is a butterfly of the family Nymphalidae.

It is found on wooded hillsides in the savanna/grassland ecotone in Limpopo's Strydpoortberg and Drakensberg and from the Makapans Cave to Mariepskop.

Adults are on wing from late February to mid-March.

[2] It is observed residing near steep-grass covered slopes, with loose rocks, a terrain which is hazardous.

[3] The larvae feed on various Poaceae species, including Ehrharta erecta and Pennisetum clandestinum.