My favorites are:
JL F Lounge NRT
BA F Lounge T5
BA F Lounge T3
AC Lounge AUS (home town props!)

CX Wing Lounge (HNK)
IB Lounge T4 MAD
Not quite up to par..
CX Lounge KL (Although very handy before the 10:50 PM red eye to NRT)
AA FL ORD- they could do so much better!!