Irina Shayk vs. Alena Seredova: Does Cristiano Ronaldo or Gianluigi Buffon Have the Hotter Girlfriend? [PICTURES]

Both Cristiano Ronaldo and Gianluigi Buffon have led their respective clubs to the Euro 2012 semifinals.

Ronaldo leads Portugal against Spain on Wednesday, while Buffon leads Italy against Germany on Thursday. The two could eventually meet up in the finals, and face off for the championship.

The two are famous for their prowess on the soccer field, but are also very well known for having good looking significant others. Ronaldo's girlfriend, Irina Shayk, is a Russian model. Buffon's wife, Alena Seredova, is a model from the Czech Republic.

Which soccer star is seeing the hotter model?

Shayk has been very successful throughout her career, appearing in the Sports Illustrated Swimsuit Issue from 2007 to 2012. She was featured on the cover in 2011, and was named the Sexiest Woman In the World by the Hungarian magazine Periodika in the same year.

Seredova represented her native country at the 1998 Miss World event. She began modeling in 2002, and has appeared on the covers of Penthouse Europe and Playboy Europe.

Here are some pictures of both Shayk and Seredova.