Esmaeilius sophiae, the Soffia toothcarp, is a species of killifish belonging to the family Aphaniidae.

It is native to Iran and Iraq which includes the Kor River basin of the Fars province in Iran, Namak lake and Tigris River basin.

[3] The Soffia killifish is mainly herbivorous, nonmigratory, and lives near the bottom of mostly fresh bodies of water, such as rivers and springs.

[4][5][6] It can be found in Iran, has also been reported in the Tigris River basin of Iraq.

[7] A possible specimen was also collected in from Syria in 1977, though it is mainly only considered to native of Iran and Iraq.