Low-volatile liquids that 'ball-up' on siliconoxide or perfluoroalkanes
Here it comes... mercury.  75-wt% Ga 25 wti%, mp. 15.5 C and

http://en.wikipedia.org/wiki/Galinstan

in general wet glass.  Maybe ionic liquids, 

J. Am. Chem. Soc. 129(13), 3804 (2007), DOI: 10.1021/ja070169d 
Aust. J. Chem. 57(2) 113-155 (2004)

http://www.researchgate.net/publication/233906460_Wetting_of_surfaces_with_ionic_liquids 
http://dx.doi.org/10.1016/j.jcis.2008.10.019 
http://ura.unisa.edu.au/R/?func=dbin-jump-full&amp;object_id=63927 

http://www.ppmp.pwr.wroc.pl/sorpa/file/eee7c6b05fb9497a9a59507ca0346479/download 
[DMIM][Cl], 1,3-Dimethylimidazolium chloride, is reported 105.9 contact angle on glass.  That might be a typo - it's a huge number for the class of compound. 

http://english.cas.cn/ST/BR/br_progress/201106/t20110622_71442.shtml