Recently, human computer interaction system which involves speech recognition, synthesis etc. experiences tremendous growth, resulting in many applications being developed and commercialized. For instance, Microsoft recently launched the Microsoft Office that process the capability to pronounce (or read aloud)the input text using the speech synthesis engine. Indeed, speech synthesis is of important assisting human in various areas such as telephone speech, application in cars, public information systems, education assistance tools, email reading etc. Text to Speech (TTS) system is speech synthesis tools that capable of pronouncing any input raw texts aloud. This book covers the review of speech synthesis system and the design process for Malay Text to Speech System utilizing Festival Speech synthesis. It provides the detail of the database design process, system implementation, testing and evaluation. The target audience for this book would be those who has speech processing research background or those who are interested to know further about speech synthesis system.