Markius is a name of Latin origin that means "dedicated to Mars". Mars was the Roman god of war and courage, so the name Markius implies someone who is brave, strong, and dedicated to a cause greater than themselves. The name has been used throughout history, with notable figures such as Saint Marcellus, also known as Saint Markius, being one of the most well-known bearers of this name.
The name Markius has seen a modest presence in the United States over the years. According to data from the Social Security Administration, there were 5 babies named Markius born in the U.S. in 1989 and another 6 in 1992. This brings the total number of births with this name between those two years to 11. While not a particularly common name, it has made its mark on American demographics during that time period.