For my grandmother: [name_f]Marina[/name_f] (the meaning connects to the region she grew up in and also her favourite holiday destination, plus it sounds like a longer version of her middle name)
[name_f][/name_f]For my great-grandmother: [name_f]Ida[/name_f]
[name_f][/name_f]For my mum: [name_f]Zinnia[/name_f] (one of her favourite flowers)