The spelling of the name "Jeffie" is not commonly found in English-speaking countries. It is likely a nickname or a variation of the name Jeffrey. The IPA phonetic transcription of Jeffie would be /ˈdʒɛfi/. This would indicate that the "j" is pronounced as a "dʒ" sound and the "ie" is pronounced as a "i" sound. While the exact origin of the name Jeffie is unclear, it is important to note that names and their spellings can often vary depending on personal preference or cultural traditions.