Lygaeus creticus is a species of seed bug in the family Lygaeidae.

[2] Lygaeus creticus was first formally named in 1853 by French entomologist Hippolyte Lucas in Essai sur les animaux articulés qui habitent l'île de Crète.

[4] Egg mean clutch size has been noted as 20.7 ± 1.76 for once‐mated females.

[5] Males have been observed to harass female Lygaeus equestris.

[6] Lygaeus creticus is phytophagous[7] on Nerium oleander and Sorbus cretica.