497

Natixis Funds Trust II

Exhibit Index

Exhibit	Exhibit Description
EX-101.INS	XBRL Instance Document
EX-101.SCH	XBRL Taxonomy Extension Schema Document
EX-101.CAL	XBRL Taxonomy Extension Calculation Linkbase
EX-101.DEF	XBRL Taxonomy Extension Definition Linkbase
EX-101.LAB	XBRL Taxonomy Extension Labels Linkbase
EX-101.PRE	XBRL Taxonomy Extension Presentation Linkbase

XML

Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Document Type	dei_DocumentType	497
Document Period End Date	dei_DocumentPeriodEndDate	Dec. 31, 2018
Registrant Name	dei_EntityRegistrantName	Natixis Funds Trust II
Central Index Key	dei_EntityCentralIndexKey	0000052136
Amendment Flag	dei_AmendmentFlag	false
Document Creation Date	dei_DocumentCreationDate	May 23, 2019
Document Effective Date	dei_DocumentEffectiveDate	May 23, 2019
Prospectus Date	rr_ProspectusDate	May 01, 2019
Entity Inv Company Type	dei_EntityInvCompanyType	N-1A

XML

May 01, 2019

Natixis Oakmark Fund
(each a “Fund”)

Supplement dated May 23, 2019 to the Natixis Funds Prospectus and Summary Prospectuses, each dated May 1, 2019, as may be revised and supplemented from time to time.
Effective immediately, the text of the last footnote to the “Annual Fund Operating Expenses” table in the “Fund Fees & Expenses” sub-section of the Fund Summary section of each Fund’s prospectus is hereby amended and restated as follows:

Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through April 30, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

XML

Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Registrant Name	dei_EntityRegistrantName	Natixis Funds Trust II
Prospectus Date	rr_ProspectusDate	May 01, 2019
Supplement to Prospectus [Text Block]	rr_SupplementToProspectusTextBlock	Natixis Oakmark Fund (each a “Fund”) Supplement dated May 23, 2019 to the Natixis Funds Prospectus and Summary Prospectuses, each dated May 1, 2019, as may be revised and supplemented from time to time. Effective immediately, the text of the last footnote to the “Annual Fund Operating Expenses” table in the “Fund Fees & Expenses” sub-section of the Fund Summary section of each Fund’s prospectus is hereby amended and restated as follows: Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through April 30, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.
Natixis Oakmark Fund
Risk/Return:	rr_RiskReturnAbstract
Supplement to Prospectus [Text Block]	rr_SupplementToProspectusTextBlock	Natixis Oakmark Fund (each a “Fund”) Supplement dated May 23, 2019 to the Natixis Funds Prospectus and Summary Prospectuses, each dated May 1, 2019, as may be revised and supplemented from time to time. Effective immediately, the text of the last footnote to the “Annual Fund Operating Expenses” table in the “Fund Fees & Expenses” sub-section of the Fund Summary section of each Fund’s prospectus is hereby amended and restated as follows: Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through April 30, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

XML

Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Registrant Name	dei_EntityRegistrantName	Natixis Funds Trust II
Prospectus Date	rr_ProspectusDate	May 01, 2019
Document Creation Date	dei_DocumentCreationDate	May 23, 2019