Liam Weir goes by Convicted Rapist.
Radcliff Weir goes by Rad.
Stephnie Weir goes by Steph.
Johnny Weir goes by JWe, Tinkerbelle, Simba, and Nicky.
Liam Rhodes goes by Pookums.
Liam Graham goes by Li.
Liam Bashford goes by Bashford Twins.
Liam Kyle Sullivan goes by Kelly.
Liam Andrew Wright goes by Leroy.
Liam Ace Findlay goes by L.A Findlay.
William James Kelly goes by Irish, The Irish Siggie, Liam, and Liam Kelly.
Liam Payne goes by Payno, and Liam the Payne Train.
Some good nicknames for Liam could be Lee, L, or even M.