Glaucium secmenii is a species of flowering plant in the horned poppy genus which is endemic to Turkey.

Glaucium secmenii is a perennial plant which grows in small dense cushions.

The stems of the plant are 8–10 centimetres (3.1–3.9 in) long and grow upright from many branches at the base.

The leaves are densely covered with long soft hairs, with a narrow and oblong shape and serrated edges.

[1]: 34 Each flower is solitary and about 1.5 centimetres (0.59 in) in diameter, growing at the end of a short stalk which is curved.

[1]: 35 Glaucium secmenii was given its specific epithet in honor of Dr. Özcan Seçmen, a prominent Turkish botanist of the Ege University.