http://www.twitch.tv/jesustf2

http://www.speedrunslive.com/

http://www.twitch.tv/mike89sda
http://www.twitch.tv/pjdicesare
http://www.twitch.tv/feasel

http://www.twitch.tv/trihex

hes live right now too btw

http://www.twitch.tv/cosmowright
http://www.twitch.tv/siglemic
http://www.twitch.tv/pydoyks
http://www.twitch.tv/zfg1

check out the SRL twitch team and you'll find tons of speedrun streams though, http://www.twitch.tv/team/srl

http://www.twitch.tv/peaches__
http://www.twitch.tv/go1den
http://www.twitch.tv/zoasty

and of course cosmo and sig

http://www.twitch.tv/adam_ak

trihex is gr8.

http://static-cdn.jtvnw.net/jtv_user_pictures/chansub-global-emoticon-6407e6947eb69e21-24x30.png

http://www.twitch.tv/stivitybobo

Does Banjo-Kazooie runs. Streams fairly often too

my one and only

http://i.imgur.com/MP9VY51.png

alternatively:

www.twitch.tv/werster - pokemon duh
www.twitch.tv/k1rua - super mario bros 3
www.twitch.tv/jeffrosledger - super mario world
www.twitch.tv/cyghfer - sometimes does goof troop co-op speedruns with his pal irl

http://speeddemosarchive.com/
They have both a stream tab and a truckload of demos to download when there isn't someone you want to watch on.
Their AGDQ marathons are not the best runs but have fun commentary and the next one will be starting towards the end of July.

ive been speedrunning dark souls for a bit, planning to learn other games as well.
most fun ive had with video games in a while ;-;