There are six levels of ITF World Tennis Tour Juniors events – from JA (including the junior Grand Slams) through to J1, J2, J3, J4 and J5 (the lowest grade).
There are six levels of ITF World Tennis Tour Juniors events – from JA (including the junior Grand Slams) through to J1, J2, J3, J4 and J5 (the lowest grade).