Summary

Niall Horan's Hair Loss score is 9.5, measuring receding hairline and balding, a level that exceeds 60% of the men on the wiki. Adam Brody, Adam Driver and Adrian Grenier share that exact score, making them his closest matches on this measure. At the extremes, Brando Erba records the highest possible value of 10.0, while Trevor Phillips (GTA V) sits at the lowest, 0.0. Niall's Niall's Thinning Hair reading is also 9.5, and his Niall's Dry Hair score is 6.5, as shown in the Niall's full Features breakdown.