If you’re looking for a festive run for the whole family, Jingle Bells Run in Eugene could be a great pick. Race, jog, or walk a 5K or 15K, or team up with family and friends for the three-runner 15K relay. For the kids, there’s a free Rudolph Run and a visit from Santa. Dressing up is encouraged, too, to get in the spirit of the season. The 5K and 15K courses both start in…