Righteous
Righteous Athanasius Tobolsky
The identity of "Righteous Athanasius of Tobolsk" could not be confirmed by any independent source; the canonized hierarch of the Tobolsk see is John (Maximovich), Metropolitan of Tobolsk (d. 1715, feast June 10/23); no separate glorified "Athanasius of Tobolsk" could be found.
The card "Athanasius of Tobolsk" is not confirmed by any authoritative source (azbyka.ru, pravenc.ru, drevo-info.ru, days.pravoslavie.ru) as a distinct canonized saint. The only widely documented and canonized hierarch of the Tobolsk see is St. John (Maximovich), Metropolitan of Tobolsk (1651-1715), glorified in 1916, whose feast is kept on June 10/23. Historically, no metropolitans named Athanasius are attested at the Tobolsk see in the sources checked. Given the lack of confirmation, the card is hidden from the calendar pending clarification of identity.