I was recently on the look out for a nice minimalist WordPress theme. This is the list I came up with:

• Cutline – http://cutline.tubetorial.com/
• Hybrid – http://themehybrid.com/demo/hybrid/
• Thematic – http://themeshaper.com/demo/thematic/
• Simple Type – http://typetheme.spyrestudios.com/
• Modern Clix – http://rodrigogalindez.com/themes/modern-clix/
• Oulipo – http://labs.andreamignolo.com/oulipo/
• Handgloves – http://handgloves.geenius.co.uk/
• Tarski – http://tarskitheme.com/
• Seven Five – http://www.press75.com/v4/the-seven-five-WordPress-theme/
• Ulap – http://plus63.net/ulaptheme/
• Satoshi – http://www.vooshthemes.com/WordPress-theme/satoshi-2/
• Neutra – http://www.artmov.com/blog/252/neutra-theme-for-WordPress//
• Fifty Fifth Street – http://tammyhartdesigns.com/free-WordPress-themes/fifty-fifth-street/