Exhibit31.2

CERTIFICATION

I, Daniel R. McAuliffe, Jr.,certify that:

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| 1.  | I have reviewed this AnnualReport on Form 10-K of Salomon Smith Barney Orion Futures Fund L.P.(the "registrant"); |

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| 2.  | Based on my knowledge, this report does not containany untrue statement of a material fact or omit to state a materialfact necessary to make the statements made, in light of thecircumstances under which such statements were made, not misleadingwith respect to the period covered by this report; |

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| 3.  | Based on my knowledge, the financial statements,and other financial information included in this report, fairly presentin all material respects the financial condition, results of operationsand cash flows of the registrant as of, and for, the periods presentedin this report; |

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| 4.  | The registrant's othercertifying officer and I are responsible for establishing andmaintaining disclosure controls and procedures (as defined in ExchangeAct Rules 13a-15(e) and 15d-15(e)) and internal control over financialreporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f) forthe registrant and have: |

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| a)  | designed such disclosure controlsand procedures, or caused such disclosure controls and procedures to bedesigned under our supervision, to ensure that material informationrelating to the registrant is made known to us by others within thoseentities, particularly during the period in which this report is beingprepared; |

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| b)  | designed such internalcontrol over financial reporting, or caused such internal control overfinancial reporting to be designed under our supervision, to providereasonable assurance regarding the reliability of financial reportingand the preparation of financial statements for external purposes inaccordance with generally accepted accounting principles; |

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| c)  | evaluated the effectiveness of theregistrant's disclosure controls and procedures and presented inthis report our conclusions about the effectiveness of the disclosurecontrols and procedures, as of the end of the period covered by thisreport based on such evaluation; and |

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| d)  | disclosed in this report any change in theregistrant's internal control over financial reporting thatoccurred during the registrant's most recent fiscal quarter (theregistrant's fourth fiscal quarter in the case of an annualreport) that has materially affected, or is reasonably likely tomaterially affect, the registrant's internal control overfinancial reporting; and |

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| 5.  | The registrant'sother certifying officer and I have disclosed, based on our most recentevaluation of internal control over financial reporting, to theregistrant's auditors and the audit committee of theregistrant's board of directors (or persons performing theequivalent functions): |

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| a)  | all significantdeficiencies and material weaknesses in the design or operation ofinternal control over financial reporting which are reasonably likelyto adversely affect the registrant's ability to record, process,summarize and report financial information; and |

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| b)  | any fraud, whether or not material, thatinvolves management or other employees who have a significant role inthe registrant's internal control over financialreporting. |

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| Date:    March 28,2006  | /s/ Daniel R. McAuliffe,Jr. |

|  | Daniel R. McAuliffe,Jr.Citigroup Managed Futures LLC Chief Financial Officer andDirector |
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