Hi Conor,
You will need the IDs of the AdGroups, but if you only know the names you could do the following:
2. From those results, collect the AdGroup IDs.
If you're using one of our client libraries (and hopefully you are - they make life much easier!), check out the
GetAdGroups and
RemoveAdGroup examples -- they do precisely what I described above.
Cheers,
Josh, AdWords API Team