3 occurrences in 3 dictionaries
Reference: Tryphena and Tryphosa
American
Female disciples at Rome, apparently sisters, and very useful in the work of evangelization, Ro 16:12.
Easton
two female Christians, active workers, whom Paul salutes in his epistle to the Romans (Ro 16:12).
Fausets
Christian women at Rome, saluted by Paul as then "labouring in the Lord" (Ro 16:12). Possibly they were deaconesses. The columbaria of Caesar's house in the Vigna Codini near Porta S. Sebastiano contain the names Tryphena, Philologus, Amplias, and Julia, mentioned in this chapter (Wordsworth, Tour in Italy, 2:17).