Grill ham uncovered 4-6 inches from medium high heat 4 minutes. Turn ham. Brush with olive oil. Grill 4 minutes longer. Turn ham again. Brush again with oil. Grill about 2 minutes longer or until heated through.
Grill pineapple and mango slices until grill marked and caramelized, about 2 to 3 minutes per side. Remove, cool, and dice. Toss in large bowl with remaining ingredients. Season with salt and pepper, to taste. Set aside.