What Is a Cotutelle PhD? (2026)

A cotutelle PhD is a doctorate carried out under a formal bilateral agreement between two universities in two different countries, with joint supervision, a required split of residence time between both institutions, and an agreement, signed before the candidature begins, that spells out what degree, or degrees, you'll actually receive at the end. It's a real, specific mechanism, not a loose synonym for "studying abroad" or "joint program," and getting the terminology right matters because the agreement's exact wording is what determines your degree outcome, your funding, and your residency obligations.

Where the term comes from, and what it actually names

"Cotutelle" originates from the French "cotutelle de thèse," a government-recognized mechanism for a doctorate jointly supervised by universities in two countries, documented in official Campus France materials. The term has since been adopted well beyond France, by universities in Australia, across Europe, and elsewhere, for the same underlying structure: an individually negotiated bilateral agreement between two specific institutions for one specific student's doctorate, rather than a standing joint degree program the two universities already run for every applicant.

One degree or two: the detail most guides gloss over

This is the single most important thing to confirm before signing a cotutelle agreement, and general explainers routinely leave it vague. The University of Queensland's own guidance on this exact question draws a clean distinction between three related but different outcomes: a joint degree, one diploma naming both universities; a dual or double degree, two entirely separate diplomas, one from each institution; and cotutelle itself, the individually negotiated bilateral agreement, which can be structured toward either outcome depending on what the two institutions agree. The agreement document itself should state, in plain language, which outcome applies to your specific case. If it doesn't say clearly, ask both graduate schools directly before you sign anything, since assuming the wrong outcome here is a genuinely costly mistake to discover after you've already started.

Cotutelle vs. joint PhD vs. sandwich PhD

These three get confused with each other constantly, sometimes even on university websites. A joint or dual PhD program is a standing arrangement the two universities already run, open to any qualifying applicant, structured the same way for everyone in it. A cotutelle is negotiated individually, a bespoke bilateral agreement built around one student and one specific project, typically requiring a more substantial, formally documented residency split between the two institutions. A sandwich PhD is different again: you stay enrolled at a single home university throughout, with funded stays abroad, and the degree is awarded solely by that home institution rather than jointly or as two separate diplomas. If a program description uses more than one of these terms interchangeably, ask the department which specific structure actually applies before treating any of them as settled.

The residency split, and getting it in writing

There's no single universal residency rule that applies across every cotutelle agreement, since the exact split is set by the bilateral agreement itself, but published guidance gives a sense of the range. The University of Queensland's own materials describe a residency expectation in the region of roughly a third of total candidature spent at each institution. Treat that as an example rather than a rule, real agreements vary, and the number that actually governs your own candidature should be written explicitly into your specific cotutelle agreement, not assumed from a general figure you found in a guide, including this one.

Real funding sources, and what they don't cover

Several genuine, named funding mechanisms exist specifically for cotutelle projects. Switzerland's SERI funds cotutelle-related travel and living costs up to CHF 10,000 for eligible projects. DAAD funds bi-nationally supervised doctorates, structurally similar to a cotutelle, in Germany for roughly seven to 24 months, worth checking against our guide on finding a PhD supervisor in France if a French-German cotutelle is on your radar. Université Paris-Saclay runs a named ADI international doctoral cotutelle funding programme specifically for this purpose. None of these cover everything, though: tuition liability at each institution, how the two universities split any tuition or fee-waiver arrangement, and day-to-day living costs while you're not covered by a mobility grant are separate questions the mobility funding above doesn't automatically answer. Confirm all three in writing, alongside the residency split and degree outcome, before signing.

If you're at the earlier stage of identifying a potential co-supervisor abroad to even begin a cotutelle conversation, rather than negotiating an agreement you already have in hand, GradScoutFunding searches professors by field and country, confirms they're actively publishing, and drafts a personalized outreach email grounded in a real recent paper for you to review and send yourself, through the professor search, with 100 credits with no card required.

Common questions