John Fought, the 1979 PGA rookie of the year who quit the tour earlier this year in frustration, shot a four-under-par 66 for a 133 total to take a one-stroke lead after the second round of the $250,000 Southern Open tournament in Columbus, Ga.

Fought was one shot ahead of first-round coleader Bobby Clampett . . .

In Kent, Wash., Kathy Whitworth shot a five-under-par 67 to take a one-stroke lead after the second round of the LPGA Safeco Classic at Meridian Valley Country Club. Whitworth teed off in midmorning in a steady rain and finished with a two-round total of 136, eight under par on the 6,084-yard par-72 course. Sandra Spuzich, Donna White, Barbara Barrow and Patty Sheehan trail Whitworth by one shot . . .

Several present and former Redskins and touring pro Lee Elder of Washington will participate in the Embassy Dairy/NFL Players Association Celebrity Golf Classic Tuesday at Indian Spring Country Club to benefit the March of Dimes.

Registration will be at 10:30 and will be followed by an 11 a.m. clinic by Elder, the honorary chairman of the event. The golf tournament will start at noon.

The public is invited, but there is a $200 fee for golfers . . .

Special Olympics programs in the area will be the beneficiary of the Walter (Chip) Sutton Memorial tournament Sunday at the Needwood public course in Montgomery County.