Josef Philip Winkler (born April 5, 1974) is a German nurse and politician of Bündnis 90/Die Grünen who has been chairing his party's chapter in Rhineland-Palatinate since 2016.

After this he started a schooling as a nurse in orthopaedics and geriatric psychiatry which he ended in 1997 with a professional degree.

From 1994 till 1999 Winkler was deputy and chairman of his party's group in Bad Ems' city council.

In addition to his committee assignments, Winkler chaired the Indo-German Parliamentary Friendship Group of the German Bundestag and was a member of the advisory board of the Prime Minister of India and the Federal Chancellor of Germany for Indo-German relations till 2013.

Following his re-election, he got promoted as deputy chairman of his parliamentary group under the leadership of co-chairs Renate Künast and Jürgen Trittin.

In this capacity, he was shadowing the following federal ministries: Interior Affairs, Homeland Security, Justice, Petitions, Integration and Migration, Sports.

In addition he served as his parliamentary group's spokesperson for church policy and inter-religious dialogue and speaker for refugees affairs.

During his time in parliament, Winkler was also a member in the German delegation for the Inter-Parliamentary Union (IPU) from 2003 until 2013.

He was elected member of the Executive Committee of the IPU Union from 2012 to 2013.Winkler has travelled widely abroad for the German parliament.

As chairman of the Indo-German and the German-South-Asian Parliamentary Friendship Group he chaired all-party delegations of MPs to India, Nepal, and Bangladesh.

Since 2016, Winkler has been serving as the Green Party's co-chair in Rhineland-Palatinate, alongside Katharina Binz (2016–2017), Jutta Paulus (2017–2019) and Misbah Khan (since 2019).