He never won an official PGA Tour event; his best showings were three 2nd-place finishes.

He also played in Asia for many years, having considerable success on the Asia Golf Circuit, where he won the Taiwan Open twice and was the first American to top the tour's Order of Merit in 1984.

[1] After reaching the age of 50 in 1995, Jacobs began play on the Champions Tour.

1Co-sanctioned by the Asia Golf Circuit *Note: The 1984 Taiwan Open was shortened to 54 holes due to weather.

1Co-sanctioned by the PGA of Japan Tour Asia Golf Circuit playoff record (1–0) *Note: The 2002 Royal Caribbean Classic was shortened to 36 holes due to rain.