In an age full of slander and division like nowadays brotherhood (ukhuwah) and unity be- come something very expensive. Only because pursuing personal or group interests is often unity and brotherhood set a side or even ignored at all. The Islamic ummah are increasingly retreating and collapsing because of disputes and divisions among themselves. Even though Islam commands its people to unite and help in kindness. There are many propositions both from the Qur’an and as-Sunnah which command Muslims to unite, maintain brotherhood and also cooperate in kindness, so that it is fitting for Muslims together to return to knit the unity of the ummah and ukhuwah Islamiyyah. This study aims to find out the meaning of words ummatan wâhidah in the Qur’an based on Tafsir Asy-Sya’râwi, and to know the method of interpreting Asy-Sya’râwi for the verses ummatan wâhidah, and to find out tips the unity of the ummah according to Asy-Sya’râwi on its interpreters of the verses ummatan wâhidah. The approach used in this study is the approach Library Research (literature) with the type of maudhû’I (thematic) that is conceptually peeling by writing, presenting data and analyzing it. All of the data sources come from written materials related to topics that have originated from the primary data, namely Tafsir Asy-Sya’râwi. The results of the analysis of this study note that the interpretation of the word ummatan wâhidah in tafsîr Asy-Sya’râwi, there are several meanings which are explained and adjusted to the context of the verse. Among the meanings of ummatan wâhidah which are presented include: the unity of the ummah in following the manhaj of the Prophet Adam, the unity of the ummah under one shari’at, the unity of the ummah above the guidance, the unity of the people above al-Haq, unity of the Ummah that there are no disputes in it, the unity of the ummah above ‘ one aqîdah (ushul), the unity of the people in the faith, and the unity of the people above kufr. The interpretation method used by Asy-Sya’râwi is the method of inter- pretation bil ma’tsûr and also by the method bi al-ra’yi.