"From what I know based on research from Johnstone's "Heraldry of the Douglases...", the Douglas of Drumlanrig COA was most likely the same as the 2nd Earl of Douglas...
"1 and 4. Argent, a heart crowned gules, on a chief azure…"
"William Douglas gave me your name and said you may help me. I was needing a picture of a Drumlanrig Douglas coat of arms. I have a website called "The Dark Stream - The Douglas Family Story on Wixsite.com. And I am wanting to place a Drumlanrig…"
"Welcome Teresa, to The Douglas Archives. I would like for you to visit my new family website called The Dark Stream - The Douglas Family Story : https://silasdouglas4058.wixsite.com/darkstream In which mine is just my family tree that go…"
"Hi Stacy, Welcome to Douglas Archives. This is a good site to keep it touch with other researchers and will help out our research. Enjoy. You can also sign up for the other site to that is connected to this, Douglas Archives. But you will have to…"
"I want to welcome you to the Douglas Archives. I think we have corresponded before. I have found new info on my Douglas Family which I think connect to yours. I have created a website which shows my tree. I call it "The Dark Stream - The…"
"Welcome to our group, Silas.
One of my projects is researching the Douglas family members who lived in Westminster is the years following King James's arrival in London.
I have this note:
James Duglas (married) to Welzebertus Brown…"
From what I know based on research from Johnstone's "Heraldry of the Douglases...", the Douglas of Drumlanrig COA was most likely the same as the 2nd Earl of Douglas...
"1 and 4. Argent, a heart crowned gules, on a chief azure three stars of the first. 2 and 3. Azure, a bend between six cross crosslets fitchy or."
Most likely, the Drumlanrig COA was as above with an engrailed red border (unproven). This was certainly the case by the time of James, 7th of Drumlanrig. I will see if I can recreate something for you.
The more information you can give about the people you mention, the more chance there is of someone else connecting with your family.
Dates and places of births, deaths and marriages all help to place families.
Professions also help.
'My great-grandmother mother was a Douglas from Montrose' does not give many clues to follow up! But a bit of flesh on the bones makes further research possible. But if we are told who she married, what his profession was and where the children were baptised, then we can get to work.
Maybe it is time to update the information in your profile?