<Tr> <Td> Scottish female Baroness or Baron's wife </Td> <Td> As baron, substituting "Madam" for first name and substituting "Baroness" for "Baron", or Lady Edinburgh </Td> <Td> Madam or Dear Baroness or Dear Lady Edinburgh </Td> <Td> Madam or Baroness or Lady Edinburgh </Td> </Tr> <Table> <Tr> <Th> Position </Th> <Th> On envelopes </Th> <Th> Salutation in letter </Th> <Th> Oral address </Th> </Tr> <Tr> <Td_colspan="4"> (Eldest sons of dukes, marquesses and earls use their father's most senior subsidiary title as courtesy titles: note the absence of "The" before the title . If applicable, eldest sons of courtesy marquesses or courtesy earls also use a subsidiary title from their (great) grandfather, which is lower ranking than the one used by their father . Eldest daughters do not have courtesy titles; all courtesy peeresses are wives of courtesy peers.) </Td> </Tr> <Tr> <Td> Courtesy Marquess </Td> <Td> Marquess of London </Td> <Td> My Lord or Dear Lord London </Td> <Td> My Lord or Lord London </Td> </Tr> <Tr> <Td> Courtesy Marquess's wife </Td> <Td> Marchioness of London </Td> <Td> Madam or Dear Lady London </Td> <Td> My Lady or Lady London </Td> </Tr> <Tr> <Td> Courtesy Earl </Td> <Td> Earl of London </Td> <Td> My Lord or Dear Lord London </Td> <Td> My Lord or Lord London </Td> </Tr> <Tr> <Td> Courtesy Earl's wife </Td> <Td> Countess of London </Td> <Td> Madam or Dear Lady London </Td> <Td> My Lady or Lady London </Td> </Tr> <Tr> <Td> Courtesy Viscount </Td> <Td> Viscount London </Td> <Td> My Lord or Dear Lord London </Td> <Td> My Lord or Lord London </Td> </Tr> <Tr> <Td> Courtesy Viscount's wife </Td> <Td> Viscountess London </Td> <Td> Madam or Dear Lady London </Td> <Td> My Lady or Lady London </Td> </Tr> <Tr> <Td> Courtesy Baron Courtesy Lord of Parliament </Td> <Td> Lord London </Td> <Td> My Lord or Dear Lord London </Td> <Td> My Lord or Lord London </Td> </Tr> <Tr> <Td> Courtesy Baron's wife Wife of Courtesy Lord of Parliament </Td> <Td> Lady London </Td> <Td> Madam or Dear Lady London </Td> <Td> My Lady or Lady London </Td> </Tr> </Table> <Tr> <Th> Position </Th> <Th> On envelopes </Th> <Th> Salutation in letter </Th> <Th> Oral address </Th> </Tr> <Tr> <Td_colspan="4"> (Eldest sons of dukes, marquesses and earls use their father's most senior subsidiary title as courtesy titles: note the absence of "The" before the title . If applicable, eldest sons of courtesy marquesses or courtesy earls also use a subsidiary title from their (great) grandfather, which is lower ranking than the one used by their father . Eldest daughters do not have courtesy titles; all courtesy peeresses are wives of courtesy peers.) </Td> </Tr>

How do you address a lord in an email