Flacco
Flacco is a Latin form of Flaccus, meaning “Flaccus, a Roman family name (e.g. Q. Horatius Flaccus = Horace)”. It is the dative singular masculine noun.
Found 95 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.47.4: … erium Procillum, C. Valerii Caburi filium, summa virtute et humanitate adulescentem, cuius pater a C. Valerio Flacco civitate donatus erat, et propter fidem et propter linguae Gallicae scientiam, qua multa iam Ariovistus longi …
All forms of Flaccus (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.