**EXHIBIT 31.02**

**CERTIFICATION OFPRINCIPAL FINANCIAL OFFICER**

I, Helen D.McCarthy, Chief Financial Officer, of R.J. O’Brien Fund Management, Inc. (“RJOFM”),the Managing Owner of JWH Global Trust (the “registrant”), do hereby certifythat:

1.                                     Ihave reviewed this quarterly report on Form 10-Q of the registrant;

2.                                     Basedon my knowledge, this quarterly report does not contain any untrue statement ofa material fact or omit to state a material fact necessary to make thestatements made, in light of the circumstances under which such statements weremade, not misleading with respect to the period covered by this quarterlyreport;

3.                                     Basedon my knowledge, the financial statements, and other financial informationincluded in this quarterly report, fairly present in all material respects thefinancial condition, results of operations and unitholders’ capital of the registrantas of, and for, the periods presented in this quarterly report;

4.                                     Theregistrant’s other certifying officer and I are responsible for establishingand maintaining disclosure controls and procedures (as such term is defined inExchange Act Rules 13a-15(e) and 15d-15(e)) for the registrant and we have:

(a)          Designed such disclosurecontrols and procedures, or caused such disclosure controls and procedures tobe designed under our supervision, to ensure that material information relatingto the registrant, including its consolidated subsidiaries, is made known to meby others within those entities, particularly during the period in which thisquarterly report is being prepared;

(b)         Evaluated theeffectiveness of the registrant’s disclosure controls and procedures andpresented in this report our conclusions about the effectiveness of thedisclosure controls and procedures, as of the end of the period covered by thisquarterly report based on such evaluation; and

(c)          Disclosed in thisquarterly report any change in the registrant internal control over financialreporting that occurred during the registrant’s most recent fiscal quarter thathas materially affected, or is reasonably likely to materially affect, the registrant’sinternal control over financial reporting; and

5.                                       Theregistrant’s other certifying officers and I have disclosed, based on our mostrecent evaluation of internal control over financial reporting, to the registrant’sauditors and the audit committee of the registrant’s board of directors (orpersons performing the equivalent functions):

(a)          All significantdeficiencies and material weaknesses in the design or operation of internalcontrol over financial reporting which are reasonably likely to adverselyaffect the registrant’s ability to record, process, summarize and reportfinancial data; and

(b)         Any fraud, whether or notmaterial, that involves management or other employees who have a significantrole in the registrant’s internal control over financial reporting.

Date: May 17,2007
| By:    | /s/ Helen D.  McCarthy                                   |   |
|--------|----------------------------------------------------------|--------|
|   |                                                     |   |
|   | Helen D.  McCarthy                                       |   |
|   | Senior Vice  President and Chief Financial Officer       |
|   | (principal  financial officer)                           |
|   | R.J. O’Brien  Fund Management, Inc., Managing Owner |

 

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