| Competition: | FFAS Senior League |
| Season: | 1999 |
| Winners: | Konica Machine FC |
| Continentalcup1: | Oceania Club Championship |
| Continentalcup1 Qualifiers: | Konica Machine FC |
| Prevseason: | 1998 |
| Nextseason: | 2000 |
The 1999 season of the ASFA Soccer League (now called the FFAS Senior League) was the nineteenth season of association football competition in American Samoa.[1] Konica Machine won the championship, their first recorded title. The winners of the 1998 league competition and a number of previous seasons is unknown. They were the American Samoan representatives in the 1999 Oceania Club Championship.