It is really hard to motivate woman about that. But some will do bitcoin if we can properly tell them the bright future of bitcoin.
i doubt that it is really hard to motivate women to use bitcoins, in my opinion its the opposite, you just need to talk with them about bitcoins and they will find it a really interesting currency after some time
i think the easiest way to motivate women into using bitcoins is to give them money in bitcoins or just try to use it as often as possible when they see you in this way they would get interested