Born as the second child in Melrose, Scotland Borders to Marley and Rohan Hazelwood, Declan had always been a little bit fearless. His Pureblood father met his Muggle-born mother while they were still students at Hogwarts. They stayed together after graduation, both going to the same university, Marley and Rohan both studying to be teachers. Not long after leaving university, Marley and Rohan gave birth to Shane, Declan following six years later. He looks up to his big brother, Shane, as a role model, being that Shane was a excellent scholar and very social in school. However, his attempt to be just as courageous as his brother ended up with Declan, at the age of eight, running for his life from a pack of wild dogs. He has a large scar on his leg from where he had to jump a fence in order to get away. His father had just been offered a job in the States, when they adopted Rowena Amorosa, a Pureblood orphan. Rohan took the job been offered of the position of Muggle Studies professor at Winchester School of Mystery and Magic in San Jose, California. So, at the age of ten, Declan and his family packed up and moved to the United States. Dec grew very sure of himself over the years, yet putting family always first. At the age of 14 and 15, he won third and second place in a statewide art competition, competing among both wizards and muggles. During his fifth year at Winchester, his family got news of his mother's father passing away, causing Marley to desperately to want to go back to the U.K. His family agreed on moving back to the U.K, however, Rorie (Rowena's preferred nickname) stating that she wanted to stay at Winchester during the school year while her father still had his job there. Shane and his fiance, Cassandra decided to get married in Scotland, but would return to the States after their honeymoon to finish their schooling in New York. Therefore, leaving Declan as the only one transferring to Hogwarts for his sixth and seventh year and enjoying it so far. During the summer of 2084, family complications happened between his father and mother forcing them to separate until they could sort things out, if they do.