Not directly from the drugs, but it does increase a persons chances of having an accident and it increases the blood pressure between the heart and lungs and many people have died because of heart and stroke issues.
Britain's most senior coroner is warning that hundreds of young people are dying in accidents caused by their prolonged use of cannabis….The dangers of cannabis were highlighted in research published last month, which showed a sharp increase in drug-related deaths. According to the European Centre for Addiction Studies at St George's Hospital Medical School in London, in 2002, British coroners cited cannabis as the major cause of death in 18 out of 853 drug-related deaths. The drug was also implicated in a further 31 out of 1,579 deaths involving a cocktail of drugs.
http://www.telegraph.co.uk/news/uknews/1445718/Cannabis-use-causes-hundreds-of-deaths-a-year-coroner-warns.html
Marijuana use may result in heart-related complications in young and middle-aged adults. Nearly 2 percent of the health complications from marijuana use reported were cardiovascular related. A quarter of these complications resulted in death, -
http://www.sciencedaily.com/releases/2014/04/140423170900.htm
Like using tobacco, the negative health effects are accumulative over time. No one dies from smoking tobacco ether.