Sigalionidae is a family of polychaetes belonging to the order Phyllodocida.

[1] Accepted genera and subfamilies according to WoRMS as of October 2023 are:[2] Subfamily Pelogeniinae Chamberlin, 1919 Subfamily Pholoinae Kinberg, 1858 Subfamily Pisioninae Ehlers, 1901 Subfamily Sigalioninae Kinberg, 1856 Subfamily Sthenelanellinae Gonzalez, Martínez, Borda, Iliffe, Eibye-Jacobsen & Worsaae, 2018