EXHIBIT 12(a) (2)

SECTION 302 CERTIFICATION OF PRINCIPLE EXECUTIVE OFFICER.

I, John A. Gehret, certify that:

1. I have reviewed this report on Form N-CSR of BBH Trust on behalf of: BBH

Core Select, BBH International Equity Fund and BBH Broad Market Fund,("Registrant");

2. Based on my knowledge, this report does not contain  any untrue statement

   of a material fact or omit to  state a material fact necessary to make the

   statements made, in light of the circumstances under which such statements

   were made, not misleading with respect to the period covered by this report;

3. Based on my knowledge, the financial  statements and  other financial

   information included in this report,  fairly present in all material

   respects the financial condition, results of operations, changes in net

   assets, and cash flows (if the financial statements  are required to

   include a statement of cash flows) of the Registrant as of, and for, the

   periods presented in this report;

4. The Registrant's other certifying officer and I are responsible for

   establishing and  maintaining disclosure controls and procedures (as

   defined in Rule 30a-3(c) under the Investment Company Act of 1940)  and

   internal control over financial reporting (as defined in Rule 30a-3(d)

   under the Investment Company Act of 1940) for the Registrant and have:

a.) designed such disclosure controls and procedures, or caused such disclosure

    controls and procedures to be designed under our supervision, to ensure

    that material information relating to the Registrant, including its

    consolidated subsidiaries, is made known  to us by others within those

    entities, particularly  during the period in which this report is being

    prepared;

b.) designed such internal control over financial reporting, or caused such

    internal control over financial reporting to be designed under our

    supervision, to provide reasonable assurance regarding the reliability of

    financial reporting and the preparation of financial statements for

    external purposes in accordance with generally accepted  accounting

    principles;

c.) evaluated the effectiveness of the Registrant's disclosure controls and

    procedures and presented in this report our conclusions about the

    effectiveness of the disclosure controls and procedures, as of a  date

    within 90 days prior to the filing date of this  report based on such

    evaluation; and

d.) disclosed in this report any change in the Registrant's internal control

    over financial reporting that occurred during the second fiscal quarter of

    the period covered by this report  that has materially affected, or is

    reasonably likely to materially affect, the Registrant's internal control

    over financial reporting; and

5. The Registrant's other certifying officer and I have disclosed to the

   Registrant's auditors and the audit committee of the Registrant's board of

   directors (or persons performing the equivalent  functions):

a.) all significant deficiencies and material weaknesses in the design or

    operation of internal control over  financial reporting which are

    reasonably likely to adversely affect the Registrant's ability to record,

    process, summarize, and report financial information; and

b.) any fraud, whether or not material, that involves management or other

    employees who have a significant role in the Registrant's internal control

    over financial reporting.

Date:

                              =======================

                                  John A. Gehret

                          President - Principal Executive Officer

EXHIBIT 12(a) (2)

SECTION 302 CERTIFICATION OF PRINCIPLE FINANCIAL OFFICER.

I, Charles H. Schreiber, certify that:

1. I have reviewed this report on Form N-CSR of BBH Trust on behalf of: BBH

Core Select, BBH International Equity Fund and BBH Broad Market Fund,("Registrant");

2. Based on my knowledge, this report does not contain  any untrue statement

   of a material  fact or omit to state a material fact necessary to make the

   statements made, in light of the circumstances under which such statements

   were made, not misleading with respect to the period covered by this report;

3. Based on my knowledge, the financial statements and  other financial

   information included in this report, fairly present in all material

   respects the financial condition, results of operations, changes in net

   assets, and cash flows (if the financial statements  are required to

   include a statement of cash flows)of the Registrant as of, and for, the

   periods presented in this report;

4. The Registrant's other certifying officer and I are responsible for

   establishing and maintaining disclosure controls and procedures (as

   defined in Rule 30a-3(c) under the Investment Company Act of 1940) and

   internal control over financial reporting (as defined in Rule 30a-3(d)

   under the Investment Company Act of 1940) for the Registrant and have:

a.) designed such disclosure controls and procedures, or caused such disclosure

    controls and procedures to be designed under our supervision, to ensure

    that material information relating to the Registrant, including its

    consolidated subsidiaries, is made known  to us by others within those

    entities, particularly  during the period in which this report is being

    prepared;

b.) designed such internal control over financial reporting, or caused such

    internal control over financial reporting to be designed under our

    supervision, to provide reasonable assurance regarding the reliability of

    financial reporting and the preparation of financial statements for

    external purposes in accordance with generally accepted accounting

    principles;

c.) evaluated the effectiveness of the Registrant's disclosure controls and

    procedures and presented in this report our conclusions about the

    effectiveness  of the disclosure controls and procedures, as of a date

    within 90 days prior  to the filing date of this  report based on such

    evaluation; and

d.) disclosed in this report any change in the Registrant's internal control

    over financial reporting that occurred during the second fiscal quarter of

    the period covered by this report  that has materially affected, or is

    reasonably likely to materially affect, the Registrant's internal control

    over financial reporting; and

5. The Registrant's other certifying officer and I have disclosed to the

   Registrant's auditors and the audit committee of the Registrant's board of

   directors (or persons performing the equivalent functions):

a.) all significant deficiencies and material weaknesses in the design or

    operation of internal control over financial reporting which are

    reasonably likely to adversely affect the Registrant's ability to record,

    process, summarize, and report financial information; and

b.) any fraud, whether or not material, that involves  management or other

    employees who have a significant role in the Registrant's internal control

    over financial reporting.

Date:

                              ==========================

                                 Charles H. Schreiber

                          Treasurer - Principal Financial Officer