Marlene McKinnon
1. Marlene was a pureblood but her family had even Muggles, Muggleborn and Half-bloods in their mix.
2. She and her family were considered blood traitors long before she herself joined the Order her opposing Voldemort was just the cherry on top of the cake for those people.
3. Her family was very acceptive of her friendships with a muggle-born, blood traitors and later on with a werewolf.
4. Marlene was a Gryffindor despite the fact that most of her family were in Hufflepuff it didn't matter to her parents they were proud of her.
5. Contrary to popular belief she didn't want to become an Auror she actually wanted to work with animals.
6. Lily was her best friend in the whole world but she was very close to her other friends too.
7. Before her friendship with the other girls, she was a bit jealous about the friendship the Marauders had with each other they were very close and she wanted that.
8. She like many other girls in school had a crush on Sirius before she discovered he was dating someone else and she stood back. After that, they were just great friends.
9. She was one of the people invited to Lily and James' wedding which she attended despite being the middle of the war.
10. The day she died it was the first time in months that she had gone outside without someone from the Order with her as backup.
11. Her family was just in the wrong place at the wrong time the day they died they had nothing to do with the Order.
12. She like every member of the Order died fighting until the very end.
13. The only one who survived the attack that killed all her family was her one-month-old daughter whose father was a Death Eater and wasn't the result of a love affair.
14. She did know that the Marauders were Animagi and discovering that was a great shock in her life.
15. She never told her parents she was opposing Voldemort according to them she was training for her future job.