Noun
The relationship of a son or child to a parent, esp. to a father.
The assignment of a bastard child to some one as its father; affiliation.
Source: Webster's dictionaryAlthough filiation was common throughout the history of the Republic and well into imperial times, no law governed its use or inclusion in writing. Source: Internet
Both inscriptions are from Roman Spain, and are also notable for the doubled nomen and for the cognomen Secunda, which in this case is really a praenomen placed after the filiation, a common practice in Roman women's names of this period. Source: Internet
In such cases, the filiation, if present, would indicate if someone were a freedman; but in these particular instances the nomina suggest citizens of provincial origin, who have been enfranchised by imperial decree. Source: Internet
Filiation Apart from the praenomen, the filiation was the oldest element of the Roman name. Source: Internet
The name of the tribe normally follows the filiation and precedes any cognomina, suggesting that it occurred before the cognomen was recognized as a formal part of the Roman name; so probably no later than the second century BC. Source: Internet
As with the filiation, it was common to abbreviate the name of the tribe. Source: Internet